Added support for complete classification of concrete domains using
feature collapse.
Fixed bugs in feature collapsing implementation.
Updated the getStatedAxioms method to work with new literals that
support feature collapsing.
Replaced Maven release plugin with GitFlow plugin.
Updated ontology-core dependency.
updating poms for 2.0.8 release
updating poms for 2.0.8 release
updating poms for 2.0.8 release
Merge branch 'release/2.0.8'