[BM-322] Exception when trying to add 'Missing Types' module to group
Merge pull request #181 from nilshartmann/master

Two fixes regarding the analysis model
~ API clean-up
~ API clean-up
~ API clean-up
~ API clean-up
~ removed unused 'org.bundlemaker.core.reports'
~ added testlibs feature
~ added 'org.bundlemaker.testlibs.feature.feature.group'
+ introduced IInternalBundleMakerProject
+ added mockito test
~ added test-data
~ copy only selected IUs
~ clean-up
~ renamed features
~ removed experimental
~ renamed 'org.bundlemaker.core.ui.view.transformationhistory
~ fixed the build
~ renamed 'org.bundlemaker.core.ui.view.stage
~ added 'org.bundlemaker.core.ui.view.stage'
~ minor fix
~ added source category