fixed bug in maven integration test excecution, moved some util classes from sopremo-common to sopremo-testplan

deleted files, forgot by last commit
refactored hack to makeintegration tests running with surefire
added hashCode() and equals() to several classes to make CloneVerifyTest of EvaluationContext passing
Merge branch 'master' of https://github.com/dimalabs/ozone-meteor

Conflicts:
	sopremo/sopremo-query/src/main/java/eu/stratosphere/sopremo/query/AbstractQueryParser.java
Merge pull request #11 from fatschi/master

Meteor Integration Tests and EvaluationContext Tests