macgitver/libGitWrap — pull request #25 by scunz (2013-08-30 23:58:38+00:00)
Title: Allow Git::ObjectId to be turned into short strings

Sometimes (most of the time) we don't want all the 40 numbers of a full SHA. Instead of creating it fully and then cutting the unwanted part, allow to tell libGitWrap how much we want to.