selinux: CM policies are now inserted last

Inclusion of the makefile is done by the build system to enforce
the wanted order

Change-Id: I86d7c6fb08b6bb1f6e0385e951a54827345aaf84
diff --git a/config/common.mk b/config/common.mk
index 018bad6..53267d4 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -296,8 +296,6 @@
   ro.cm.version=$(CM_VERSION) \
   ro.modversion=$(CM_VERSION)
 
--include vendor/cm/sepolicy/sepolicy.mk
-
 -include vendor/cm-priv/keys/keys.mk
 
 -include $(WORKSPACE)/hudson/image-auto-bits.mk
diff --git a/sepolicy/sepolicy.mk b/sepolicy/sepolicy.mk
index 2defe78..94df225 100644
--- a/sepolicy/sepolicy.mk
+++ b/sepolicy/sepolicy.mk
@@ -3,8 +3,9 @@
 # inherit from CM
 #
 
-BOARD_SEPOLICY_DIRS := \
+BOARD_SEPOLICY_DIRS += \
     vendor/cm/sepolicy
 
-BOARD_SEPOLICY_UNION := \
+BOARD_SEPOLICY_UNION += \
+    seapp_contexts \
     mac_permissions.xml