Updating the Appboy Android UI library to v1.3.
Updating the Appboy Android sample app for v1.3.
Adding Gradle build scripts.
Merge pull request #7 from Appboy/v1.3

V1.3
Update CHANGELOG.md
update build.gradle to use support lib and new android gradle plugin
Merge pull request #8 from MichaelEvans/master

update build.gradle to use support lib and new android gradle plugin
Add .gitignore to ignore
pom
Parse the uri and special handling of intent://

intent://full.name.of.activity/?arg1=a&arg2=b&arg3=c

will not pop up a web view, but instead start the activity with
the the args as extras (String extras).
SDK < 11 compatibility
Fix ActivityAction for 2.3
Remove warnings

No logic change, just added annotations, added lint.xml
and removed unused import
Ugly hack for crash when refreshing feed.
Fixed (hacked) refresh feed.
Fix NPE crash
Make spacing at top and end of feed customizable
Remove dead code & add to lint ignore

Conflicts:
	android-sdk-ui/src/com/appboy/ui/AppboySlideupManager.java
	android-sdk-ui/src/com/appboy/ui/widget/SlideupDrawerView.java
More warnings removed
Fix imports