Added transitive closure
Adjusted to sopremo rc-0.4
Fixed sopremo version to 0.4
Merge branch 'master' of https://github.com/AHeise/sopremo-cleansing

Conflicts:
	src/main/java/eu/stratosphere/sopremo/cleansing/mapping/EntityMapping.java
	src/main/java/eu/stratosphere/sopremo/cleansing/mapping/SpicyMappingTransformation.java