Revert "Revert "Disable proguard check. Make sl4a to be installed as priviliged app""

This reverts commit 3b33a1b31137709295e4fe417c7927d7107f9a5f.

Conflicts:
	Tools/sl4a/ScriptingLayerForAndroid/Android.mk

Change-Id: Ic11b5169395542936a73f37171c92488f1afc093
2 files changed