In memory query evaluation: javadoc and minor implementation
improvements.
javadoc
pom.xml: switched to jUnit 4.8.1 to stay compatible with arquillian.
PmVisitorTest: removed assertion-fail tests because they work only with
-ea enviroment settings.
added a validation test case.
PageableQuery: added support for multi part attributes.
pom.xml: switched to jUnit 4.8.1 to stay compatible with arquillian.
PmAttrCfg: enhanced enum literal name.
javadoc