#148 First set of integration tests - from Ehcache class
 #148 fix serviceConfigurations that were dropped when prioritizer, veto or expiry is configured
 #148 more tests
 #148 fix javadoc
 #148 add more tests, including failing ones that are ignored for now
 #148 this test fails at random with NoSuchElementException, ignore it too
Merge pull request #175 from lorban/issue-148

Closes #148 - basic integration tests at the Ehcache class level