Merge branch 'master' of https://github.com/fatschi/sopremo-cleansing
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
added failing MappingIT4 using switched outputs syntax
added failing it for wrong grouping behaviour in entity mapping
refactored Entity Mapping: InputIndices are now used instead of Strings magic
fixed grouping behaviour in mappings (seed EntityMappingIT5)
added IT for grouping and take all semantics
added IT for grouping and take all semantics
added take all semantics for grouping in mappings. stilly relying on SpicyPathExpressions :(
Merge pull request #12 from fatschi/master

some cleansing changes
minro refactoring
added test cases for array access and ternary expression in mappings
added behaviour for array accesses and ternary expressions in entity mapping
added object creation to special expressions usable in entitiy mapping
Merge pull request #13 from fatschi/master

added special expressions to entity mapping (array access, object creation, elvis operator, etc.)
Merge branch 'master' of https://github.com/fatschi/sopremo-cleansing
Merge branch 'master' of https://github.com/AHeise/sopremo-cleansing
changes for govwild use case (ee, rl)
Merge branch 'master' of https://github.com/fatschi/sopremo-cleansing