Wilfred/ag.el — pull request #1 by Andersbakken (2013-01-16 09:25:37+00:00)
Title: Ensure that directory ends with /

Without this doing something like the following:

(ag/search "emacs" "/etc/emacs")

Will search in /etc instead of /etc/emacs but default-directory will be set to /etc/emacs and everything gets confused.