added interpolate(...) to vector classes to integrate Interpolation types to vectors
added missing comments
Don't clear selection if the text didn't change.
Don't do the work to clear if the set is empty.
Merge branch 'origin/master'
Merge pull request #1750 from Tom-Ski/uipatch

Patch for the Setup. Remove android dependency. Add version Options.
Merge pull request #1747 from florianbaethge/master

Added Vector#interpolate(...) method to integrate different Interpolation methods for vectors.
Merge pull request #1751 from Tom-Ski/uipatch

1.2 Box2dLights release
Don't do the work to clear if the map is empty.
Merge branch 'origin/master'
Fixed compilation errors. (wth?)