Merge pull request #131 from fred0r/master

Update .gitmodules

.gitmodules

@@ -1,3 +1,3 @@
 [submodule "lib/bdlib"]
 	path = lib/bdlib
-	url = git://github.com/bdrewery/bdlib.git
+	url = https://github.com/bdrewery/bdlib.git