facets tests
Merge branch 'develop' of github.com:wf4ever/rosrs-client-common into develop
interval display fixed
FacetsEntry -> calculateName and calculateQuery instead of long method
search method disassembled into smaller
javadoc added relese prepared
[maven-release-plugin] prepare release rosrs-client-common-2.1.3
[maven-release-plugin] prepare for next development iteration
orderBy option added to searchServer
documentation added
Merge remote-tracking branch 'wf4ever/develop' into develop

Conflicts:
	src/main/java/org/purl/wf4ever/rosrs/client/search/Facet.java
	src/main/java/org/purl/wf4ever/rosrs/client/search/FacetValue.java
Tests fixed.