* Remove BitmapRevFilter.getCountOfLoadedCommits
* Make BitmapBuilder.getBitmapIndex public
* Deprecate BitmapBuilder.add and introduce simpler addObject method
* Add @Override annotations to BitmapIndexImpl
* Rely on bitmap RevFilter to filter walk during bitmap selection
* Use 'reused' bitmap to filter walk during bitmap selection
* Rely on bitmap RevFilter to filter tip commit setup walk
* Use 'reused' bitmap to filter tip commit setup walk
* Include ancestors of reused bitmap commits in reuse bitmap again