Add system property to specify package name

- This is to help gradle builds which flavors declare a package name different from the one R.class is located in.
Add exposure methods to Camera.Parameters
Adds shadow support for Canvas#drawArc(...)
Add a method for setting Binder calling uid and pid.
Merge pull request #791 from metalhead8816/shadow_binder_changes

Add a method for setting Binder calling uid and pid.
Have ShadowContext.getDatabasePath mimic Android's version and allow absolute paths
Absolute file path support: a cleaner implementation
Merge pull request #789 from cyrret/master

ShadowContext#getDatabasePath absolute path support
Merge pull request #768 from AndreyChernyh/add-exposure-compensation

Add exposure methods to Camera.Parameters
Support Windows in getDatabasePath test
Added getUserData, setUserData, getPassword, setPassword implementations as well password & extras parameters handling in addAccountExplicitely in ShadowAccountManager
Create SearchManager shadow.
Merge pull request #801 from saepia/master

Extend ShadowAccountManager with password/userdata handling routines
Merge pull request #802 from erd/shadow-search-manager

Create SearchManager shadow.
Merge pull request #772 from aweber/shadow-canvas-draw-arc

Adds shadow support for Canvas#drawArc(...)
Merge pull request #799 from cyrret/master

Consider Windows in our getDatabasePath test
Fix a typo in javadoc for ShadowCookieManager
Merge pull request #804 from benelog/master

Fix a typo in javadoc for ShadowCookieManager
Add `setupActivity` helper

This runs through the whole creation lifecycle for the Activity of the passed class
and then returns it. Makes the simplest tests (where you just test interaction) less
verbose. Might also make documentation and basic Robolectric examples a little
less daunting.
Fix NPE when using ActivityController.withIntent()

Calling attach with a custom intent from ActivityController
seems to crash unless an explicit component name is set. Android
framework allows intents with as little as an action and Robolectric
should too.