add feature #10
Update README.md
Remove the unnecessary files from the liblru.

These files have been created as tests for the initial version of liblru
but are deprecated now.
Combine the liblru unittests.
Add travis-ci continuous integration.

This makes sure all of the unittests pass before a pull request is merged in.
Add travis-ci build status to the README file.
add iterator support for the nested table
Add integration test for drop/delete
Merge remote-tracking branch 'origin/develop' into develop
Add exception tests for drop/delete
Adding a higher level 'schema language' for specifying columns in the Table.create() class method.