Add submodule lib/legit @195d156

* lib/legit 0000000...195d156 (123):
  > Update LICENSE
Add setup for `legit`
vimrc: add range support for gt/gT mappings
Add submodule lib/powerline @b86f79c

* lib/powerline 0000000...b86f79c (229):
  > Restructure docs slightly
Remove vim/bundle/powerline; link powerline-vim instead
Update submodule vim/bundle/tmru 60e08b9...0ffd889

* vim/bundle/tmru 60e08b9...0ffd889 (2):
  > FIX for previous commit
  > Enable configuration via g:tmru_world (fixes #31)