Merge pull request #43 from fredrikbryntesson/master

VectorList can now free all memory (for real).
ByteBuffer now inherits from ByteBufferAbstract. Added ByteBufferSlice and test.
Merge branch 'master' of https://github.com/cogneco/ooc-kean
Created a class for logging.
Merge branch 'master' of https://github.com/cogneco/ooc-kean