Rename the test store to a MemoryStore
Replace most mocking with a MemoryStore
Implement the getName and getId on the MemoryStore
Update Makefile.am to point to the MemoryStore
Add the license header and class level comments to MemoryStore
Merge pull request #1 from hi3g/no_mocking

Replace the mocked store on top of TestTsdbStore with a MemoryStore