pact4s-tests

Fixed maven issue with joint compilation of Java and Scala files

Conflicts:

	pact4s/pact4s-tests/pom.xml
pact4s-tests

Conflicts:
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/immutable/KMeans.scala
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/immutable/TPCHQuery3.scala
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/immutable/WordCount.scala
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/mutable/KMeans.scala
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/mutable/TPCHQuery3.scala
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/mutable/WordCount.scala
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/plainJava/KMeans.java
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/plainJava/TPCHQuery3.java
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/plainJava/WordCount.java
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/plainScala/KMeans.scala
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/plainScala/TPCHQuery3.scala
	pact4s/pact4s-tests/src/main/scala/eu/stratosphere/pact4s/tests/perf/plainScala/WordCount.scala
pact4s-tests

Added maven config
pact4s-tests

Added new test impls to maven jar config