v0.2b2-1

• Fix RuntimeWarning for hanging coroutine when main_loop raises an exception.
• Fix the issue when after_start throws an exception, the application gets stuck.
• Set raw_packet of express_interest and on_interest to be the whole packet with TL fields.

v0.2b2

• Switch to Apache License 2.0.
• Add NDNApp.get_original_packet_value.
• Improve NDNApp.route and NDNApp.express_interest to give access the
  original packet and signature pointers of packets.
• Fix typos in the documentation.
• Support more alternate URI format of Name Component (seg, off, v, t and seq)
• Update Python version to 3.8 and add PyPy 7.2.0 in GitHub Action.
• Fix Name.to_str so its output for [b'\x08\x00'] is correct.

v0.2b1

Initial release.