[Fix #434] Correct ambiguity in the use of the term keymap
[Fix #411] Add Homebrew module
[Fix #452] Squash bugs introduced in fcab2a1
[Fix #459] Correct typos in the dpkg module
Merge branch 'master' of github.com:sorin-ionescu/prezto into topic.customizations

Conflicts:
	runcoms/zpreztorc