diff --git a/Pipfile b/Pipfile
index a36a6581..5cb4c3d1 100644
--- a/Pipfile
+++ b/Pipfile
@@ -17,7 +17,7 @@ hypothesis = "==4.11.6"
 beautifulsoup4 = "==4.7.1"
 gevent = "==1.4.0"
 stem = "==1.7.1"
-lxml = "==4.3.3"
+lxml = "==4.6.5"
 click = "==7.0"
 urllib3 = {extras = ["secure"],version = "==1.24.1"}
 Sphinx = "==2.0.0"
@@ -30,7 +30,7 @@ urllib3 = {extras = ["secure"],version = "==1.24.1"}
 beautifulsoup4 = "==4.7.1"
 gevent = "==1.4.0"
 stem = "==1.7.1"
-lxml = "==4.3.3"
+lxml = "==4.6.5"
 click = "==7.0"
 PySocks = "==1.6.8"
 
diff --git a/Pipfile.lock b/Pipfile.lock
index 0bf8f0f3..e699adfe 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "c19605066a941d6c277b9535d9cfaffaf4e8806b2706ea83d5569d8512d7fa65"
+            "sha256": "a2972612a49a3c4a72162807246c218bf25494d3858e091b3fd35199e3e55a7f"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -16,13 +16,6 @@
         ]
     },
     "default": {
-        "asn1crypto": {
-            "hashes": [
-                "sha256:2f1adbb7546ed199e3c90ef23ec95c5cf3585bac7d11fb7eb562a3fe89c64e87",
-                "sha256:9d5c20441baf0cb60a4ac34cc447c6c189024b6b4c6cd7877034f4965c464e49"
-            ],
-            "version": "==0.24.0"
-        },
         "beautifulsoup4": {
             "hashes": [
                 "sha256:034740f6cb549b4e932ae1ab975581e6103ac8f942200a0e9759065984391858",
@@ -34,44 +27,66 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:59b7658e26ca9c7339e00f8f4636cdfe59d34fa37b9b04f6f9e9926b3cece1a5",
-                "sha256:b26104d6835d1f5e49452a26eb2ff87fe7090b89dfcaee5ea2212697e1e1d7ae"
+                "sha256:78884e7c1d4b00ce3cea67b44566851c4343c120abd683433ce934a68ea58872",
+                "sha256:d62a0163eb4c2344ac042ab2bdf75399a71a2d8c7d47eac2e2ee91b9d6339569"
             ],
-            "version": "==2019.3.9"
+            "version": "==2021.10.8"
         },
         "cffi": {
             "hashes": [
-                "sha256:00b97afa72c233495560a0793cdc86c2571721b4271c0667addc83c417f3d90f",
-                "sha256:0ba1b0c90f2124459f6966a10c03794082a2f3985cd699d7d63c4a8dae113e11",
-                "sha256:0bffb69da295a4fc3349f2ec7cbe16b8ba057b0a593a92cbe8396e535244ee9d",
-                "sha256:21469a2b1082088d11ccd79dd84157ba42d940064abbfa59cf5f024c19cf4891",
-                "sha256:2e4812f7fa984bf1ab253a40f1f4391b604f7fc424a3e21f7de542a7f8f7aedf",
-                "sha256:2eac2cdd07b9049dd4e68449b90d3ef1adc7c759463af5beb53a84f1db62e36c",
-                "sha256:2f9089979d7456c74d21303c7851f158833d48fb265876923edcb2d0194104ed",
-                "sha256:3dd13feff00bddb0bd2d650cdb7338f815c1789a91a6f68fdc00e5c5ed40329b",
-                "sha256:4065c32b52f4b142f417af6f33a5024edc1336aa845b9d5a8d86071f6fcaac5a",
-                "sha256:51a4ba1256e9003a3acf508e3b4f4661bebd015b8180cc31849da222426ef585",
-                "sha256:59888faac06403767c0cf8cfb3f4a777b2939b1fbd9f729299b5384f097f05ea",
-                "sha256:59c87886640574d8b14910840327f5cd15954e26ed0bbd4e7cef95fa5aef218f",
-                "sha256:610fc7d6db6c56a244c2701575f6851461753c60f73f2de89c79bbf1cc807f33",
-                "sha256:70aeadeecb281ea901bf4230c6222af0248c41044d6f57401a614ea59d96d145",
-                "sha256:71e1296d5e66c59cd2c0f2d72dc476d42afe02aeddc833d8e05630a0551dad7a",
-                "sha256:8fc7a49b440ea752cfdf1d51a586fd08d395ff7a5d555dc69e84b1939f7ddee3",
-                "sha256:9b5c2afd2d6e3771d516045a6cfa11a8da9a60e3d128746a7fe9ab36dfe7221f",
-                "sha256:9c759051ebcb244d9d55ee791259ddd158188d15adee3c152502d3b69005e6bd",
-                "sha256:b4d1011fec5ec12aa7cc10c05a2f2f12dfa0adfe958e56ae38dc140614035804",
-                "sha256:b4f1d6332339ecc61275bebd1f7b674098a66fea11a00c84d1c58851e618dc0d",
-                "sha256:c030cda3dc8e62b814831faa4eb93dd9a46498af8cd1d5c178c2de856972fd92",
-                "sha256:c2e1f2012e56d61390c0e668c20c4fb0ae667c44d6f6a2eeea5d7148dcd3df9f",
-                "sha256:c37c77d6562074452120fc6c02ad86ec928f5710fbc435a181d69334b4de1d84",
-                "sha256:c8149780c60f8fd02752d0429246088c6c04e234b895c4a42e1ea9b4de8d27fb",
-                "sha256:cbeeef1dc3c4299bd746b774f019de9e4672f7cc666c777cd5b409f0b746dac7",
-                "sha256:e113878a446c6228669144ae8a56e268c91b7f1fafae927adc4879d9849e0ea7",
-                "sha256:e21162bf941b85c0cda08224dade5def9360f53b09f9f259adb85fc7dd0e7b35",
-                "sha256:fb6934ef4744becbda3143d30c6604718871495a5e36c408431bf33d9c146889"
+                "sha256:00c878c90cb53ccfaae6b8bc18ad05d2036553e6d9d1d9dbcf323bbe83854ca3",
+                "sha256:0104fb5ae2391d46a4cb082abdd5c69ea4eab79d8d44eaaf79f1b1fd806ee4c2",
+                "sha256:06c48159c1abed75c2e721b1715c379fa3200c7784271b3c46df01383b593636",
+                "sha256:0808014eb713677ec1292301ea4c81ad277b6cdf2fdd90fd540af98c0b101d20",
+                "sha256:10dffb601ccfb65262a27233ac273d552ddc4d8ae1bf93b21c94b8511bffe728",
+                "sha256:14cd121ea63ecdae71efa69c15c5543a4b5fbcd0bbe2aad864baca0063cecf27",
+                "sha256:17771976e82e9f94976180f76468546834d22a7cc404b17c22df2a2c81db0c66",
+                "sha256:181dee03b1170ff1969489acf1c26533710231c58f95534e3edac87fff06c443",
+                "sha256:23cfe892bd5dd8941608f93348c0737e369e51c100d03718f108bf1add7bd6d0",
+                "sha256:263cc3d821c4ab2213cbe8cd8b355a7f72a8324577dc865ef98487c1aeee2bc7",
+                "sha256:2756c88cbb94231c7a147402476be2c4df2f6078099a6f4a480d239a8817ae39",
+                "sha256:27c219baf94952ae9d50ec19651a687b826792055353d07648a5695413e0c605",
+                "sha256:2a23af14f408d53d5e6cd4e3d9a24ff9e05906ad574822a10563efcef137979a",
+                "sha256:31fb708d9d7c3f49a60f04cf5b119aeefe5644daba1cd2a0fe389b674fd1de37",
+                "sha256:3415c89f9204ee60cd09b235810be700e993e343a408693e80ce7f6a40108029",
+                "sha256:3773c4d81e6e818df2efbc7dd77325ca0dcb688116050fb2b3011218eda36139",
+                "sha256:3b96a311ac60a3f6be21d2572e46ce67f09abcf4d09344c49274eb9e0bf345fc",
+                "sha256:3f7d084648d77af029acb79a0ff49a0ad7e9d09057a9bf46596dac9514dc07df",
+                "sha256:41d45de54cd277a7878919867c0f08b0cf817605e4eb94093e7516505d3c8d14",
+                "sha256:4238e6dab5d6a8ba812de994bbb0a79bddbdf80994e4ce802b6f6f3142fcc880",
+                "sha256:45db3a33139e9c8f7c09234b5784a5e33d31fd6907800b316decad50af323ff2",
+                "sha256:45e8636704eacc432a206ac7345a5d3d2c62d95a507ec70d62f23cd91770482a",
+                "sha256:4958391dbd6249d7ad855b9ca88fae690783a6be9e86df65865058ed81fc860e",
+                "sha256:4a306fa632e8f0928956a41fa8e1d6243c71e7eb59ffbd165fc0b41e316b2474",
+                "sha256:57e9ac9ccc3101fac9d6014fba037473e4358ef4e89f8e181f8951a2c0162024",
+                "sha256:59888172256cac5629e60e72e86598027aca6bf01fa2465bdb676d37636573e8",
+                "sha256:5e069f72d497312b24fcc02073d70cb989045d1c91cbd53979366077959933e0",
+                "sha256:64d4ec9f448dfe041705426000cc13e34e6e5bb13736e9fd62e34a0b0c41566e",
+                "sha256:6dc2737a3674b3e344847c8686cf29e500584ccad76204efea14f451d4cc669a",
+                "sha256:74fdfdbfdc48d3f47148976f49fab3251e550a8720bebc99bf1483f5bfb5db3e",
+                "sha256:75e4024375654472cc27e91cbe9eaa08567f7fbdf822638be2814ce059f58032",
+                "sha256:786902fb9ba7433aae840e0ed609f45c7bcd4e225ebb9c753aa39725bb3e6ad6",
+                "sha256:8b6c2ea03845c9f501ed1313e78de148cd3f6cad741a75d43a29b43da27f2e1e",
+                "sha256:91d77d2a782be4274da750752bb1650a97bfd8f291022b379bb8e01c66b4e96b",
+                "sha256:91ec59c33514b7c7559a6acda53bbfe1b283949c34fe7440bcf917f96ac0723e",
+                "sha256:920f0d66a896c2d99f0adbb391f990a84091179542c205fa53ce5787aff87954",
+                "sha256:a5263e363c27b653a90078143adb3d076c1a748ec9ecc78ea2fb916f9b861962",
+                "sha256:abb9a20a72ac4e0fdb50dae135ba5e77880518e742077ced47eb1499e29a443c",
+                "sha256:c2051981a968d7de9dd2d7b87bcb9c939c74a34626a6e2f8181455dd49ed69e4",
+                "sha256:c21c9e3896c23007803a875460fb786118f0cdd4434359577ea25eb556e34c55",
+                "sha256:c2502a1a03b6312837279c8c1bd3ebedf6c12c4228ddbad40912d671ccc8a962",
+                "sha256:d4d692a89c5cf08a8557fdeb329b82e7bf609aadfaed6c0d79f5a449a3c7c023",
+                "sha256:da5db4e883f1ce37f55c667e5c0de439df76ac4cb55964655906306918e7363c",
+                "sha256:e7022a66d9b55e93e1a845d8c9eba2a1bebd4966cd8bfc25d9cd07d515b33fa6",
+                "sha256:ef1f279350da2c586a69d32fc8733092fd32cc8ac95139a00377841f59a3f8d8",
+                "sha256:f54a64f8b0c8ff0b64d18aa76675262e1700f3995182267998c31ae974fbc382",
+                "sha256:f5c7150ad32ba43a07c4479f40241756145a1f03b43480e058cfd862bf5041c7",
+                "sha256:f6f824dc3bce0edab5f427efcfb1d63ee75b6fcb7282900ccaf925be84efb0fc",
+                "sha256:fd8a250edc26254fe5b33be00402e6d287f562b6a5b2152dec302fa15bb3e997",
+                "sha256:ffaa5c925128e29efbde7301d8ecaf35c8c60ffbcd6a1ffd3a552177c8e5e796"
             ],
             "markers": "sys_platform == 'win32' and platform_python_implementation == 'CPython'",
-            "version": "==1.12.2"
+            "version": "==1.15.0"
         },
         "click": {
             "hashes": [
@@ -83,27 +98,29 @@
         },
         "cryptography": {
             "hashes": [
-                "sha256:066f815f1fe46020877c5983a7e747ae140f517f1b09030ec098503575265ce1",
-                "sha256:210210d9df0afba9e000636e97810117dc55b7157c903a55716bb73e3ae07705",
-                "sha256:26c821cbeb683facb966045e2064303029d572a87ee69ca5a1bf54bf55f93ca6",
-                "sha256:2afb83308dc5c5255149ff7d3fb9964f7c9ee3d59b603ec18ccf5b0a8852e2b1",
-                "sha256:2db34e5c45988f36f7a08a7ab2b69638994a8923853dec2d4af121f689c66dc8",
-                "sha256:409c4653e0f719fa78febcb71ac417076ae5e20160aec7270c91d009837b9151",
-                "sha256:45a4f4cf4f4e6a55c8128f8b76b4c057027b27d4c67e3fe157fa02f27e37830d",
-                "sha256:48eab46ef38faf1031e58dfcc9c3e71756a1108f4c9c966150b605d4a1a7f659",
-                "sha256:6b9e0ae298ab20d371fc26e2129fd683cfc0cfde4d157c6341722de645146537",
-                "sha256:6c4778afe50f413707f604828c1ad1ff81fadf6c110cb669579dea7e2e98a75e",
-                "sha256:8c33fb99025d353c9520141f8bc989c2134a1f76bac6369cea060812f5b5c2bb",
-                "sha256:9873a1760a274b620a135054b756f9f218fa61ca030e42df31b409f0fb738b6c",
-                "sha256:9b069768c627f3f5623b1cbd3248c5e7e92aec62f4c98827059eed7053138cc9",
-                "sha256:9e4ce27a507e4886efbd3c32d120db5089b906979a4debf1d5939ec01b9dd6c5",
-                "sha256:acb424eaca214cb08735f1a744eceb97d014de6530c1ea23beb86d9c6f13c2ad",
-                "sha256:c8181c7d77388fe26ab8418bb088b1a1ef5fde058c6926790c8a0a3d94075a4a",
-                "sha256:d4afbb0840f489b60f5a580a41a1b9c3622e08ecb5eec8614d4fb4cd914c4460",
-                "sha256:d9ed28030797c00f4bc43c86bf819266c76a5ea61d006cd4078a93ebf7da6bfd",
-                "sha256:e603aa7bb52e4e8ed4119a58a03b60323918467ef209e6ff9db3ac382e5cf2c6"
-            ],
-            "version": "==2.6.1"
+                "sha256:2049f8b87f449fc6190350de443ee0c1dd631f2ce4fa99efad2984de81031681",
+                "sha256:231c4a69b11f6af79c1495a0e5a85909686ea8db946935224b7825cfb53827ed",
+                "sha256:24469d9d33217ffd0ce4582dfcf2a76671af115663a95328f63c99ec7ece61a4",
+                "sha256:2deab5ec05d83ddcf9b0916319674d3dae88b0e7ee18f8962642d3cde0496568",
+                "sha256:494106e9cd945c2cadfce5374fa44c94cfadf01d4566a3b13bb487d2e6c7959e",
+                "sha256:4c702855cd3174666ef0d2d13dcc879090aa9c6c38f5578896407a7028f75b9f",
+                "sha256:52f769ecb4ef39865719aedc67b4b7eae167bafa48dbc2a26dd36fa56460507f",
+                "sha256:5c49c9e8fb26a567a2b3fa0343c89f5d325447956cc2fc7231c943b29a973712",
+                "sha256:684993ff6f67000a56454b41bdc7e015429732d65a52d06385b6e9de6181c71e",
+                "sha256:6fbbbb8aab4053fa018984bb0e95a16faeb051dd8cca15add2a27e267ba02b58",
+                "sha256:8982c19bb90a4fa2aad3d635c6d71814e38b643649b4000a8419f8691f20ac44",
+                "sha256:9511416e85e449fe1de73f7f99b21b3aa04fba4c4d335d30c486ba3756e3a2a6",
+                "sha256:97199a13b772e74cdcdb03760c32109c808aff7cd49c29e9cf4b7754bb725d1d",
+                "sha256:a776bae1629c8d7198396fd93ec0265f8dd2341c553dc32b976168aaf0e6a636",
+                "sha256:aa94d617a4cd4cdf4af9b5af65100c036bce22280ebb15d8b5262e8273ebc6ba",
+                "sha256:b17d83b3d1610e571fedac21b2eb36b816654d6f7496004d6a0d32f99d1d8120",
+                "sha256:d73e3a96c38173e0aa5646c31bf8473bc3564837977dd480f5cbeacf1d7ef3a3",
+                "sha256:d91bc9f535599bed58f6d2e21a2724cb0c3895bf41c6403fe881391d29096f1d",
+                "sha256:ef216d13ac8d24d9cd851776662f75f8d29c9f2d05cdcc2d34a18d32463a9b0b",
+                "sha256:f6a5a85beb33e57998dc605b9dbe7deaa806385fdf5c4810fb849fcd04640c81",
+                "sha256:f92556f94e476c1b616e6daec5f7ddded2c082efa7cee7f31c7aeda615906ed8"
+            ],
+            "version": "==36.0.0"
         },
         "gevent": {
             "hashes": [
@@ -136,87 +153,153 @@
         },
         "greenlet": {
             "hashes": [
-                "sha256:000546ad01e6389e98626c1367be58efa613fa82a1be98b0c6fc24b563acc6d0",
-                "sha256:0d48200bc50cbf498716712129eef819b1729339e34c3ae71656964dac907c28",
-                "sha256:23d12eacffa9d0f290c0fe0c4e81ba6d5f3a5b7ac3c30a5eaf0126bf4deda5c8",
-                "sha256:37c9ba82bd82eb6a23c2e5acc03055c0e45697253b2393c9a50cef76a3985304",
-                "sha256:51503524dd6f152ab4ad1fbd168fc6c30b5795e8c70be4410a64940b3abb55c0",
-                "sha256:8041e2de00e745c0e05a502d6e6db310db7faa7c979b3a5877123548a4c0b214",
-                "sha256:81fcd96a275209ef117e9ec91f75c731fa18dcfd9ffaa1c0adbdaa3616a86043",
-                "sha256:853da4f9563d982e4121fed8c92eea1a4594a2299037b3034c3c898cb8e933d6",
-                "sha256:8b4572c334593d449113f9dc8d19b93b7b271bdbe90ba7509eb178923327b625",
-                "sha256:9416443e219356e3c31f1f918a91badf2e37acf297e2fa13d24d1cc2380f8fbc",
-                "sha256:9854f612e1b59ec66804931df5add3b2d5ef0067748ea29dc60f0efdcda9a638",
-                "sha256:99a26afdb82ea83a265137a398f570402aa1f2b5dfb4ac3300c026931817b163",
-                "sha256:a19bf883b3384957e4a4a13e6bd1ae3d85ae87f4beb5957e35b0be287f12f4e4",
-                "sha256:a9f145660588187ff835c55a7d2ddf6abfc570c2651c276d3d4be8a2766db490",
-                "sha256:ac57fcdcfb0b73bb3203b58a14501abb7e5ff9ea5e2edfa06bb03035f0cff248",
-                "sha256:bcb530089ff24f6458a81ac3fa699e8c00194208a724b644ecc68422e1111939",
-                "sha256:beeabe25c3b704f7d56b573f7d2ff88fc99f0138e43480cecdfcaa3b87fe4f87",
-                "sha256:d634a7ea1fc3380ff96f9e44d8d22f38418c1c381d5fac680b272d7d90883720",
-                "sha256:d97b0661e1aead761f0ded3b769044bb00ed5d33e1ec865e891a8b128bf7c656"
+                "sha256:00e44c8afdbe5467e4f7b5851be223be68adb4272f44696ee71fe46b7036a711",
+                "sha256:013d61294b6cd8fe3242932c1c5e36e5d1db2c8afb58606c5a67efce62c1f5fd",
+                "sha256:049fe7579230e44daef03a259faa24511d10ebfa44f69411d99e6a184fe68073",
+                "sha256:14d4f3cd4e8b524ae9b8aa567858beed70c392fdec26dbdb0a8a418392e71708",
+                "sha256:166eac03e48784a6a6e0e5f041cfebb1ab400b394db188c48b3a84737f505b67",
+                "sha256:17ff94e7a83aa8671a25bf5b59326ec26da379ace2ebc4411d690d80a7fbcf23",
+                "sha256:1e12bdc622676ce47ae9abbf455c189e442afdde8818d9da983085df6312e7a1",
+                "sha256:21915eb821a6b3d9d8eefdaf57d6c345b970ad722f856cd71739493ce003ad08",
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@@ -227,17 +310,19 @@
         },
         "six": {
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+            "version": "==1.16.0"
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-            "version": "==1.9"
+            "markers": "python_version >= '3.6'",
+            "version": "==2.3.1"
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         "stem": {
             "hashes": [
@@ -275,31 +360,42 @@
         },
         "asn1crypto": {
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@@ -327,51 +423,74 @@
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+            "markers": "python_version >= '3'",
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@@ -381,42 +500,44 @@
             "index": "pypi",
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@@ -428,27 +549,36 @@
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@@ -464,14 +594,16 @@
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@@ -512,28 +644,59 @@
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@@ -546,96 +709,182 @@
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@@ -646,11 +895,11 @@
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@@ -662,17 +911,18 @@
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@@ -680,60 +930,75 @@
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+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==0.13.1"
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+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
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                 "sha256:e40a936c9a450ad81df37f549d676d127b1b66000a6c500caa2b085bc0ca976c"
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             "version": "==2.5.0"
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                 "sha256:d976835886f8c5b31d47970ed689944a0262b5f3afa00a5a7b4dc81e5449f8a2"
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             "version": "==2.1.1"
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-            "version": "==2.3.1"
+            "markers": "python_version >= '3.5'",
+            "version": "==2.10.0"
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         "pyopenssl": {
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-                "sha256:c727930ad54b10fc157015014b666f2d8b41f70c0d03e83ab67624fd3dd5d1e6"
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-            "version": "==19.0.0"
+            "version": "==21.0.0"
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-                "sha256:f6c5ef0d7480ad048c054c37632c67fca55299990fff127850181659eea33fc3"
+                "sha256:04ff808a5b90911829c55c4e26f75fa5ca8a2f5f36aa3a51f68e27033341d3e4",
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-            "version": "==2.3.1"
+            "markers": "python_version >= '3.6'",
+            "version": "==3.0.6"
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         "pysocks": {
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@@ -752,10 +1017,10 @@
         },
         "pytz": {
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-                "sha256:d5f05e487007e29e03409f9398d074e158d920d36eb82eaf66fb1136b0c5374c"
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             ],
-            "version": "==2018.9"
+            "version": "==2021.3"
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         "pyyaml": {
             "hashes": [
@@ -776,31 +1041,42 @@
         },
         "requests": {
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-                "sha256:502a824f31acdacb3a35b6690b5fbf0bc41d63a24a45c4004352b0242707598e",
-                "sha256:7bf2a778576d825600030a110f3c0e3e8edc51dfaafe1c146e39a2027784957b"
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-            "version": "==2.21.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'",
+            "version": "==2.26.0"
+        },
+        "setuptools": {
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+                "sha256:4ce92f1e1f8f01233ee9952c04f6b81d1e02939d6e1b488428154974a4d0783e"
+            ],
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+            "version": "==59.6.0"
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         "six": {
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-                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
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-            "version": "==1.12.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
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         "snowballstemmer": {
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-                "sha256:9f3bcd3c401c3e862ec0ebe6d2c069ebc012ce142cce209c098ccb5b09136e89"
+                "sha256:09b16deb8547d3412ad7b590689584cd0fe25ec8db3be37788be3810cbf19cb1",
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-            "version": "==1.2.1"
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-                "sha256:e41a65e99bd125972d84221022beb1e4b5cfc68fa12c170c39834ce32d1b294c"
+                "sha256:1a3cca2617c6b38c0343ed661b1fa5de5637f257d4fe22bd9f1338010a1efefb",
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-            "version": "==1.9"
+            "markers": "python_version >= '3.6'",
+            "version": "==2.3.1"
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@@ -812,45 +1088,51 @@
         },
         "sphinxcontrib-applehelp": {
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-                "sha256:fb8dee85af95e5c30c91f10e7eb3c8967308518e0f7488a2828ef7bc191d0d5d"
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-            "version": "==1.0.1"
+            "markers": "python_version >= '3.5'",
+            "version": "==1.0.2"
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-                "sha256:9512ecb00a2b0821a146736b39f7aeb90759834b07e81e8cc23a9c70bacb9981"
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-            "version": "==1.0.1"
+            "markers": "python_version >= '3.5'",
+            "version": "==1.0.2"
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-                "sha256:e31c8271f5a8f04b620a500c0442a7d5cfc1a732fa5c10ec363f90fe72af0cb8"
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+                "sha256:f5f8bb2d0d629f398bf47d0d69c07bc13b65f75a81ad9e2f71a63d4b7a2f6db2"
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-            "version": "==1.0.1"
+            "markers": "python_version >= '3.6'",
+            "version": "==2.0.0"
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                 "sha256:a9925e4a4587247ed2191a22df5f6970656cb8ca2bd6284309578f2153e0c4b8"
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-                "sha256:79465ce11ae5694ff165becda529a600c754f4bc459778778c7017374d4d406f"
+                "sha256:4c33767ee058b70dba89a6fc5c1892c0d57a54be67ddd3e7875a18d14cba5a72",
+                "sha256:bd9fc24bcb748a8d51fd4ecaade681350aa63009a347a8c14e637895444dfab6"
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-            "version": "==1.0.2"
+            "markers": "python_version >= '3.5'",
+            "version": "==1.0.3"
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+                "sha256:352a9a00ae864471d3a7ead8d7d79f5fc0b57e8b3f95e9867eb9eb28999b92fd",
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-            "version": "==1.1.3"
+            "markers": "python_version >= '3.5'",
+            "version": "==1.1.5"
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         "stem": {
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@@ -861,10 +1143,11 @@
         },
         "toml": {
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-                "sha256:235682dd292d5899d361a811df37e04a8828a5b1da3115886b73cf81ebc9100e"
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+            "version": "==0.10.2"
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         "tox": {
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@@ -876,27 +1159,35 @@
         },
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+            ],
+            "version": "==1.3.5"
+        },
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+            ],
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+            "version": "==4.0.1"
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         "urllib3": {
             "extras": [
@@ -911,10 +1202,11 @@
         },
         "virtualenv": {
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-            "version": "==16.4.3"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==20.10.0"
         },
         "watchdog": {
             "hashes": [
@@ -922,6 +1214,14 @@
             ],
             "index": "pypi",
             "version": "==0.9.0"
+        },
+        "zipp": {
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+                "sha256:71c644c5369f4a6e07636f0aa966270449561fcea2e3d6747b8d23efaa9d7832",
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+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==3.6.0"
         }
     }
 }