Update pom.xml

Android Support Library, revision 19.1.0 (March 2014) (http://developer.android.com/tools/support-library/index.html)
mvn install from maven-android-sdk-deployer
Set a good example and don't draw if shadow layer.
Merge pull request #16 from stempelo/patch-2

Update pom.xml
Fixes #14 - Don't include the children view's bounds when determining the MapView size in onMeasure. Views can be far off-screen and can create unwieldy MapView sizes.
Merge branch 'master' into SafeCanvas_To_Projection_Changes