More diagnostic for model loading.
Upgrade to Gradle 1.6 to get Android support working.
The version does not require to load Model subclasses only.
Few new libraries added to fix classpath depedencies.
Extensions are now able to return conflicts.
Merge branch 'nbandroid_integration_radimk' of git://github.com/radimk/netbeans-gradle-project into nbandroid_integration

Conflicts:
	src/org/netbeans/gradle/project/model/GradleModelLoader.java