Add required Weechat version to README
Merge branch 'master' of github.com:mmb/weechat-otr

* 'master' of github.com:mmb/weechat-otr:
  Use potr.human_hash on peer fingerprints.
  Use TableFormatter for displaying fingerprints.
  Add TableFormatter class.
  Add fingerprint searching for #83.
  Add assertNoPrintedContains method.
  Implement /otr fingerprint all for #83.
  Wrap some long lines.
  Implement own fingerprints part of #83.
  Start of tests for fingerprint command.
  Use pylint 1.2.0 on Travis until wrong indentation bug is fixed.
  Always disable send_tag for ChanServ, MemoServ and NickServ.