Merge pull request #4 from janih/master

Count function
Added test case for null inserts and retrievals
Tagging the 0.7 release
Updated maven site version to work with maven 3
Setting up 0.8 release
Update README.md

Added v0.7 release notes
Added lots of the missing protobuf methods. Restored the completness test.
Added the entirety of the Term Types of the current protocol buffer. That means the protocol should be fully implemented.
Added a large dataset ( Relative large 8192 records ) to test out the CONTINUE code