Allow specifying manifest, res, and assets via system property.

This is needed when other tooling bootstraps the test running.
Fixed activity theme handling in RobolectricPackageManager leading to IllegalStateException for style not being fully qualified. Fix is based on similar code on org.robolectric.shadows.ShadowActivity
Fixed formatting
Remove a large subset of shadow classes and methods.
Merge pull request #712 from robolectric/jw/tearing-it-up-and-out

Remove a large subset of shadow classes and methods.
Implement IntentFilter#hasDataScheme()
Fix indentation on ShadowIntentFilter#hasDataScheme() and its test
Merge pull request #730 from brennan-daguilar/master

Implement ShadowIntentFilter#hasDataScheme()
Implement TestWebSettings#setDatabasePath

Along with the getDatabasePath
Added TestWebSettings#setRenderPriority

Included tests and a getter so one can check what it is.
Added Tests for ShadowToast
Merge pull request #731 from Jearil/master

Implement TestWebSettings#setDatabasePath and #setRenderPriority
Merge pull request #642 from robolectric/jw/sysprop

Allow specifying the manifest path via a system property.
Merge pull request #732 from SuperJugy/ToastTest

Added Tests for ShadowToast
Implements shadow method to record Canvas#drawCircle(...) events.
Adds final qualifier for shadow canvas history events.
Merge pull request #736 from aweber/shadow-canvas-draw-circle

Implements shadow method to record Canvas#drawCircle(...) events.
Fix qualifier order per JLS for ShadowCanvas inner class members.
Merge pull request #739 from aweber/shadow-canvas-draw-circle

Fix qualifier order per JLS for ShadowCanvas inner class members.
Add additional support for unregistering listeners in ShadowSensorManager