Bring in libStatGen from Fri Jul 26 14:55:58 2013 -0400, 949431e86310c993560577678be3411d6cd123a6 (after 1.09) and update libVcf, infoCollector, vcfCooker, and thunderVcf to work with upgraded libStatGen
Fix src compile to use optimization as specified by each program (previously they were being built as not optimized