Update commit count reference for shallow clones

Clone depth for travis is set to 5000. Using the current HEAD
as reference means we won't have to update it again for awhile.

src/Tools/SubWCRev.py

@@ -180,10 +180,8 @@ class GitControl(VersionControl):
         blessed master repository.
         the second part, separated by " +" reflects the number of commits that are
         different from the master repository"""
-        #referencecommit="f119e740c87918b103140b66b2316ae96f136b0e"
-        #referencerevision=4138
-        referencecommit="6b3d7b17a749e03bcbf2cf79bbbb903137298c44"
-        referencerevision=5235
+        referencecommit="7d8e53aaab17961d85c5009de34f69f2af084e8b"
+        referencerevision=14555
 
         result = None
         countallfh=os.popen("git rev-list --count %s..HEAD" % \