* Get rid of unnecessary whitespace and optional keywords in generated SQL
* Handle some type inference related issues with some databases requiring to render casted parameters in some situations
* Ensure SQM model is fully serializable
* Ensure JPA Criteria throws expected exceptions
* Make sure JPA Criteria implementations work properly
* Move jpa.test.callback and jpa.test.criteria packages
* Improve the reuse of SqmPath instances
* Get rid of many raw-types related warnings
* Make Predicate extend Expression and handle SQL rendering/emulation
* Support fetching SqmTuple as array
* Implement treat operator support
