omni: Build OmniLib.internal platform library and add OmniLib to PRODUCT_SYSTEM_SERVER_JARS

To keep java and aidl into services jar

Change-Id: I63fd077a7314b3d66940199f7ff90276f101a02e
diff --git a/config/packages.mk b/config/packages.mk
index f91c31f..00c4f06 100644
--- a/config/packages.mk
+++ b/config/packages.mk
@@ -1,6 +1,10 @@
 # OmniRom Platform Library
 PRODUCT_PACKAGES += \
     omnirom-res \
+    OmniLib \
+    omnirom.internal
+
+PRODUCT_SYSTEM_SERVER_JARS += \
     OmniLib
 
 # Additional apps