Squashed 'repos/prezto/' changes from 391bc40..fedad8e

fedad8e Fix git-info added/deleted count formatting typo
478653f [Fix #543] Do not set tmux destroy-unattached
10cf701 Simplify multiplexer auto-start tests
7722dd4 Inform the user to load ruby as late as possible when using RVM
240eeca [Fix #551] Rename tmux auto-start session
415e4bf Fix a test operator bug introduced in e5a0e33
e5a0e33 [Fix #541] Do not auto-load screen/tmux inside of Emacs/Vim
8189577 Disable glob for bower
c74cf4b Prefix rarely used osx functions
7278252 Add functions to display and delete osx download history
02717cb Update osx alias descriptions
bccfca8 Make osx functions autoloadable
b8bb51d Cast AppleScript paths to text
00e12b7 Add capability to browse man pages in Dash.app
232313e Remove Bwana.app support
e48dac7 Add double slash after Bwana.app's man protocol
dbeb6d4 [Fix #361] Load chruby when found
af003d8 [Fix #535] Set Pacman frontend to 'pacman' when none set
839f4a7 Fix setting the 'pac' alias
c091f71 [Fix #522] Do not load the terminal module in non-graphical terminals
e1974ad [Fix #516] Define ZLE functions separately

git-subtree-dir: repos/prezto
git-subtree-split: fedad8e9cfbd00a03170bd80cc82c1ba85f9ba25
Merge commit '7fe8fcadb792031abf7e5b9463586d8af7cda643'
Switch from Sublimt text 2 -> 3
Functions rework
environment changes
auto-setup boot2docker
Keymapping tryouts
tig prefs
Utility functions for remote elasticsearch management