Revert "bumped version to 0.5.0 (minor versions should only be used for backport"

This reverts commit b00eb6d0d1ff8cc921850945a67bdbbc2722f449.
Reproduced Issue 23
Revert "Revert "bumped version to 0.5.0 (minor versions should only be used for backport""

This reverts commit 50b964525505f68db6d3e710da283e679b4bdbfb.
refactoring
fixed a buggy test
+ a new anonymous node to remove a selected (anonymous) member; should
now fix issue 23 to properly remove temporary classes from node members
when querying complex class expressions
documented issue 23 in changes.xml
Merge branch 'backport'
better handling of SWRL rules, still don't parse them fully (since they
aren't a part of the OWL spec) but now don't just punt on them as
before. Create some dummy objects which can safely be ignored as other
unsupported language constructs. Added to the test primer ontology,
verfied via both OWL API and javacc, checked in Protege 4.3
bumping the benchmark version to 0.5.0-SNAPSHOT
editing changes.xml before 0.4.1
bumping the version of the OWL API to 3.4.5
numerous javadoc fixes throughout the modules
[maven-release-plugin] prepare release v0.4.1
[maven-release-plugin] prepare for next development iteration
Merge branch 'release/v0.4.1'
tweaking changes.xml for the next development cycle
Merge branch 'master' into elk-parent-datatypes