Update the source to v3.7.0

IvanUkhov · IvanUkhov · commit 817c95f613bc · 2017-03-18T17:10:46.000+01:00
diff --git a/source b/source
@@ -1 +1 @@
-Subproject commit 5efe3599486cc73ceead93f61ce1999eed96be11
+Subproject commit bc6a755be443e3e203dcf3a479b0997e81de9c43
