ISPN-4002 Allow the reduce phase to store elements into result cache
ISPN-4079 Enhance Cache addListener method to match types for filter and
converter

* Revamped quite a bit of the typing to have generics
* Removed value equivalence for DataContainer as it wasn't used
ISPN-4074 Introduce a doclet to filter out private APIs from the JavaDoc

- Add package-info.java file for all public packages which need to be documented
- Separate interfaces from implementations by creating appropriate "impl" packages
- Remove legacy classes and interfaces which have moved to commons
ISPN-3797 DataContainer should interact atomically with Persistence

* Changed DefaultDataContainer implementation to use named inner classes.
It avoids duplicate code.
Switch tabs to spaces
ISPN-4157 Update JPA store to 7.x XML parser
ISPN-4158 Remove 6.0 XML parsers and related attribute/elements

* Added JPA store 7.0 XML schema.
ISPN-4172 Update to JCache 1.0.0 specification

* Fixed how remove hit/miss count is updated in core depending
on whether the command is conditional or not.
* No more excluded tests in the TCK.