GEL Integration (1/3)

Changed INJECT_EVENTS permission from signature to signatureOrSystem.

Change-Id: Ie3633aa2ee7a2f22b7f32232ce4d3d98f33fd39d
Protected App [1/3]
 PackageManager:
   Add support for Protected App Components
   Adding protect flag to ApplicationInfo

 SettingsProvider:
   New DB entry for protected app components

Change-Id: If04843e93b572191d4654c01f4da8f087ba9fba8