Update README.md
Included Support for ResultType NSDictionaryResultType
Merge pull request #6 from AndreasIgelCC/master

NSDictionaryResultType
add support for regexp.  analog to core-data NSMatchesPredicateOperatorType
Added test for attribute from relationship
Update README.md
Merge pull request #7 from AndreasIgelCC/master

attributes from relationships
Merge pull request #8 from ggiampietro/master

Add support to NSMatchesPredicateOperatorType