update submodule to fix https://github.com/couchbase/couchbase-lite-java-core/issues/967

hideki · hideki · commit 8db23fc31a10 · 2016-01-30T12:31:53.000-08:00
diff --git a/vendor/cbforest b/vendor/cbforest
@@ -1 +1 @@
-Subproject commit 10240330ce831b9e41f2997c57523034676d059a
+Subproject commit 7502449fcaafd9e8c89c1cce2cd3a4c9b673beeb
