Code freeze for stable 4

Thanks a lot guys. Outstanding work last weeks :)

Very good progress.

Change-Id: I8348d8bf2bbfc36448afc67955160faa5a203fd4
diff --git a/config/common.mk b/config/common.mk
index eda0cbf..d8a0894 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -139,7 +139,7 @@
 # KitKat SlimKat reopen code
 PRODUCT_VERSION_MAJOR = 4.4.2
 PRODUCT_VERSION_MINOR = build
-PRODUCT_VERSION_MAINTENANCE = 4.PCFR
+PRODUCT_VERSION_MAINTENANCE = 4
 ifdef SLIM_BUILD_EXTRA
     SLIM_POSTFIX := -$(SLIM_BUILD_EXTRA)
 endif