Use homebrew version of Trash when available
Use aquamacs as OS X emacs client
Jump to directory without interactive prompt
Use extended grep instead of gnu grep
Add osx function to open files in TextEdit
Show python virtualenv prompt
Fix lesspipe.sh detection in custom PATH

The detection of lesspipe.sh has to be done after setting PATH as it
could be installed in a non-standard bin directory. For example,
Homebrew installs lesspipe in /usr/local.
[Fix #383] Do not set $MANPATH

man dynamically searches for man pages based on $PATH.
[Fix #385] Do not set $INFOPATH
[Fix #381] Remove the path_helper workaround
Use $GNUPGHOME in GPG agent startup

Use the value of $GNUPGHOME, to facilitate moving GPG's home.

This lets users who keep their GPG keyring on external devices or alternate
folders use the gpg-agent autostarting, even if $HOME/.gnupg does not exist.
[Fix #398] Manually set locale
Add Emacs module

Enables Emacs dependency management with Carton.
Merge branch 'master' of https://github.com/adamwalz/prezto