Khan/khan-dotfiles — pull request #5 by alopatin (2013-05-06 22:29:32+00:00)
Title: Minor fix to sed command on OSX

OSX's sed flavor is slightly different from the standard unix. Usually,
if you omit a backup extension during in-place operations no backup
files will be created. On OSX you must instead specify an empty string.

More details at http://stackoverflow.com/questions/4247068/