Esri/arcgis-runtime-samples-android — pull request #18 by doneill (2014-12-23 01:03:48+00:00)
Title: Control properties mainproject

Project has a lot of Android modules representing the SDK samples, set values for ```compileSdkVersion``` & ```buildToolsVersion```on the root project and reference from the sample modules. This way we only need to update one build gradle file moving forward.