Merge branch 'master' of https://github.com/mportuesisf/robolectric into mportuesisf-master

Conflicts:
	src/com/xtremelabs/robolectric/Robolectric.java
	src/com/xtremelabs/robolectric/shadows/ShadowApplication.java
	src/com/xtremelabs/robolectric/shadows/ShadowIntent.java
	src/com/xtremelabs/robolectric/shadows/ShadowPreferenceManager.java
	src/com/xtremelabs/robolectric/view/TestWindowManager.java
	test/com/xtremelabs/robolectric/shadows/DisplayTest.java
	test/com/xtremelabs/robolectric/shadows/PreferenceManagerTest.java