extend product processers and added tests
Merge branch 'feature/extendproductprocessor' into develop

Conflicts:
	app/code/community/Hackathon/FixtureGenerator/Model/Processor/Product/Abstract.php
	app/code/community/Hackathon/FixtureGenerator/Model/Processor/Product/Virtual.php
	app/code/community/Hackathon/FixtureGenerator/Test/Model/Generator/Random.php
	app/code/community/Hackathon/FixtureGenerator/Test/Model/Generator/Range.php
	app/code/community/Hackathon/FixtureGenerator/Test/Model/Processor/Product/Virtual.php
Merge remote-tracking branch 'origin/develop' into develop