James Zern 70b7713059 gen_msvs_sln: fix solution version for 2015/17
these are rewritten to 12; 15 causes the open to fail under vs2017

Change-Id: I9c3fd38b632180fa10f1713d4a5d9d15aefd8569
2017-06-30 12:36:46 -07:00
..
2010-05-18 11:58:33 -04:00