added seperate files for manual testing of Fusion-Operator
renamed TypeValidationExpression into TypeConstraint, meteor now supports type(xxx) to verify the type of a value, implemented fix to allow coercing of invalid values
Merge branch 'master' of https://github.com/AHeise/sopremo-cleansing
Merge branch 'master' of https://github.com/andrinamascher/sopremo-cleansing
refactored mapping of jep-function to sopremo equivalent, implemented mapping of jep function substring to sopremo substring
Merge branch 'master' of https://github.com/andrinamascher/sopremo-cleansing

Conflicts:
	src/test/java/eu/stratosphere/sopremo/cleansing/mapping/SpicyMappingFactory.java
	src/test/java/eu/stratosphere/sopremo/cleansing/mapping/SpicyMappingTransformationTest.java
reimplemented Substring tests (deleted by previous merge)
implemented mapping from jep sum function to sopremo sum, added testcase for this mapping
boundary of substring function is now casted properly to integer
started to implement a test for function calls in entity mapping
Merge branch 'master' of https://github.com/andrinamascher/sopremo-cleansing

Conflicts:
	src/test/java/eu/stratosphere/sopremo/cleansing/mapping/SpicyMappingFactory.java
	src/test/java/eu/stratosphere/sopremo/cleansing/mapping/SpicyMappingTransformationTest.java
added ignored test for skolem function
Merge branch 'master' of https://github.com/Tommy-Neubert/sopremo-cleansing
final entity mapping transformation from spicy tree