Port or replace: txi2p

[heartsucker]

Collecting txi2p>=0.3.2
  Using cached https://files.pythonhosted.org/packages/b1/4f/c68c155e452b3e0f7e997c4dfdc2f3a6814dd9a781fe47acee03df6dd72f/txi2p-0.3.2.tar.gz
    ERROR: Complete output from command python setup.py egg_info:
    ERROR: zip_safe flag not set; analyzing archive contents...
    
    Installed /tmp/pip-install-wqgd3l55/txi2p/.eggs/vcversioner-2.16.0.0-py3.5.egg
    error in txi2p setup command: 'install_requires' must be a string or list of strings containing valid project/version requirement specifiers; 'int' object is not iterable
    ----------------------------------------
ERROR: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-install-wqgd3l55/txi2p/

[heartsucker]

Upstream ticket: ​https://github.com/str4d/txi2p/issues/7

[exarkun]

Foolscap is leaving out i2p support in its Python 3 port. This means Tahoe-LAFS will likely drop i2p support in its Python 3 port.

Someone could certainly address this by taking on the i2p port. If there's interest, please feel free and re-open this ticket.