Hide Camera's activities by removing their intent-filters.

Also change the android package name for Gallery, otherwise it will
conflicts with Camera's.

Change-Id: I1fb24c931388e90d0edbd38078609781bdb849e1
diff --git a/Android.mk b/Android.mk
index b80c68b..2afccc8 100644
--- a/Android.mk
+++ b/Android.mk
@@ -5,7 +5,7 @@
 
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 
-LOCAL_PACKAGE_NAME := Camera
+LOCAL_PACKAGE_NAME := Gallery
 LOCAL_CERTIFICATE := media
 
 include $(BUILD_PACKAGE)