1) cleaned up the code
2) added capabilities for writing RIFL specifications
1) cleaned up the source and sink lists folder
2) added RIFL specification files for Android 4.2
added source and sink files for Android 4.2 in FlowDroid format
Merge branch 'develop' of github.com:secure-software-engineering/SuSi into develop

Conflicts:
	src/de/ecspride/sourcesinkfinder/SourceSinkFinder.java