Add methods for easily getting the context and resource strings from inside the ViewHolder
Use new methods in demo app
Add JAR 1.0.1 to demo app because this version is not in maven central yet
Tweak build.gradle files and add new gradle task to copy latest jar to demo app
Adds the easyadpter library project as a dependency of the demo app, so every time the demo app compiles it also compiles the latest version of the library project.
Removes getString(..) helper methods after discussing in #2
Merge pull request #2 from ribot/feature_new_helper_methods

Feature new helper methods