added directories and code for custom zsh configuration.
adding sample zsh configs.
updated .gitignore
automatically load RVM or rbenv.
added zsh aliases. Moved other files but left symlinks for backwards compatibility.
Merge branch 'master' into zsh

* master:
  yankring history should be hidden.
  added gemrc and updated documentation.
simplifying paths for zsh customization.
updated .gitignore for new zsh paths.
persistent undo for cli vim.

Also had to create the backups directory, not sure where to do that.
Add homebrew path
Changed html escape and unescape mappings to ,he and ,hu [Closes #27]
Merge pull request #29 from maletor/patch-1

Add homebrew path
Change gitignore_global to yadr one
Update chrome/install.sh
Merge pull request #33 from maletor/patch-2

Update chrome/install.sh
Merge pull request #31 from bastnic/patch-1

Change gitignore_global to yadr one
Merge pull request #25 from winmillwill/master

Persistent Undo for CLI vim. MacVim is now required to come from brew.
Moved solarized mods to the solarized plugin to ensure colors are correctly loaded at startup
Explicitly load plugin files to ensure all keybindings are loaded [Close #24]
Compatibility with latest pry/coderay