Extract APKs on install or OTA

ART will unzip APKs in memory during launch if an OAT file is not
present. To save the time and memory, this patch will invoke dex2oat
with '--compiler-filter=verify-at-runtime' to unzip the APK during
install or after an OTA.

Change-Id: I16583f9450ad60356123a29f7a6a649b2ab9999f