Initial commit after forking.

Add gurgeh's theme and write a jenv plugin
Add my prompt's theme
Add alias for git status
Add aliases for git commands
Include sensible .zshrc defaults
Merge branch 'master' of https://github.com/colinthompson/oh-my-zsh

Conflicts:
	custom/aliases.zsh
Remove unnecessary git aliases
Include hostname and directory in prompt
Use more uniformly-supported prompt character
Add alias to Sublime text editor
Add Mac-specific Sublime alias
Use sensible tab sizes
Refactor functions into separate file
Only show current directory in prompt to save space
Add recursive ls alias
Add template plugins for development
Use username instead of hostname
ls on directory change
Include gem plugin for Ruby development
Add function for calculating with bc