M_FilePickerButton: added functionality to define default folder
Merge branch 'master' of github.com:hosswald/SimpleUi

Conflicts:
	SimpleUI/project.properties
	SimpleUI/srcModifiers/v3/M_FilePickerButton.java
	SimpleUiExamples/.gitignore
	SimpleUiExamples/project.properties
	SimpleUiExamples/src/injectionTests/ButterknifeAndDaggerTestActivity.java
	SimpleUiJunitTests/.classpath