Git config

Changed my mind on stash pager, new alias
Use different variable names from functions for switching
Updated __git_ps1 for zsh from bash completion

Variables to enable ps1 flags
Use quotes to preserve spaces
Rely on packaged bash git completion
Fixed listing of hidden files

Bash was listing nothing
Skip pager when listing git stashes
Clean up variables in pythonrc
Tmux mouse mode sucks
Fix xterm modified Tab sequences
Commentary-style comments
Vim filetype detection

Remove pointless bangs
Use comma-separated patterns instead of single case-insensitive one
Remove redundant markdown patterns
Rbenv function (b/c rbenv init at login, not shell init)
Disable xterm fullscreen shortcut

And change font size changing shortcuts
Alias to open rails log in another tmux window
Rbenv will be configured locally
Changed color-indent highlight group names
A few useful R functions, operators
New vim highlight groups (CursorLineNr, Conceal)
Match vim notation for some mouse events
Update tmux vim syntax
Update git zsh completion