Merge pull request #11 from Tommy-Neubert/master

Bugfixes
further refactoring of EntityMapping
Fixed duplicate detection
Added transitive closure
Adjusted to sopremo rc-0.4
Merge branch 'master' of https://github.com/AHeise/sopremo-cleansing
started implementing function handling for entity mapping
fixed tests
fixed wrong test result in IT
first running implementation of functions in mapping
added forgotten IT input file
Ported to 0.4-rc1
Merge branch 'master' of https://github.com/AHeise/sopremo-cleansing
first refcatoring of SpicyMappingTransformation.java
fixed shouldPerformExampleMappingGenerated
fixed shouldPerformExampleMappingGeneratedWithSKFunction
refactored SpicyMappingTransformation to use position encoded arrays for input/output streams instead of object nesting (v[0-9*])
adapted function calls to also use position encoded array
fixed all tests in mapping
changed syntax of entity operator and fixed tests accordingly