Added test for words to avoid in technical writing.

Nifty idea to highlight words one should avoid in technical writing.
Changed test for rbenv.

Change test for presence of rbenv. Old test wasn't working.
Merge branch 'master' of github.com:zanshin/dotfiles

* 'master' of github.com:zanshin/dotfiles: (31 commits)
  Added nocorrect alias for sudo.
  better history searching via partial term and arrow keys.
  Added autocmd to stop Vim from auto-inserting comments
  Cleaned up aliases and functions.
  Added code to properly setup TERM based on OS type
  corrected path statement
  changed CVSROOT to be straight alias
  Updated bashrc with code from eisele bashrc.
  Added functions from mbaxa and path function.
  Added SunOS specific aliases.
  Eliminated bashrc_<OS> files.
  Added ome-web[234] to .ssh config.
  added some knife aliases
  Completed addition of LocalForward to ssh config.
  Added attach alias.
  Added Port forwarding to ssh config.
  Finally updated README to reflect account name change.
  Made vimrc gracefully degrade for servers with older vim versions.
  Refactored bashrc for multiple operating systems.
  Changed push.default from `simple` to `matching`.
  ...