Add a Gitter badge.
Move translations to i18n.
Add a gitter.im webhook for travis builds.
[frontend/termbox] Add some extra information to a failed test.
Merge branch 'master' of github.com:limetext/lime into watcher

* 'master' of github.com:limetext/lime:
  [frontend/termbox] Add some extra information to a failed test.
  Add a gitter.im webhook for travis builds.
  Move translations to i18n.
  Add a Gitter badge.
Changed watch package regarding to the discussion in #433