Add PathBuilderValidator
Add tests
Add the validator param in the JavaDoc
Use getMethod instead of traversing the inheritance tree

This is possible since property accessors are always public
Refactor the presence check of Bean methods to BeanUtils
Add support for is-prefixed accessors in PathBuilderValidator
Add docs
Edit docs
Move JPAPathBuilderValidator to src/main/java
Return type from validator
Add element type handling
Move specific validate return type to PathBuilder
Merge pull request #985 from querydsl/i975

Add pluggable validation for PathBuilder