* added basic unit test for GenomeLoc
* fixed bug when parsing genome locations like chr1:5000 the start position was being left as maxint rather than being set to the same as the stop position.
git-svn-id: file:///humgen/gsa-scr1/gsa-engineering/svn_contents/trunk@365 348d0f76-0448-11de-a6fe-93d51630548a