Add test suite to FTL repository

[DL6ER]

By submitting this pull request, I confirm the following (please check boxes, eg [X]) Failure to fill the template will close your PR:

Please submit all pull requests against the development branch. Failure to do so will delay or deny your request

• I have read and understood the contributors guide.
• I have checked that another pull request for this purpose does not exist.
• I have considered, and confirmed that this submission will be valuable to others.
• I accept that this submission may not be used, and the pull request closed at the will of the maintainer.
• I give this submission freely, and claim no ownership to its content.

How familiar are you with the codebase?:

10

---

• Add test suite to FTL repository

ok 1 Version
ok 2 Statistics
ok 3 Top Clients
ok 4 Top Domains
ok 5 Top Ads
ok 6 Over Time
ok 7 Forward Destinations
ok 8 Query Types
ok 9 Get all queries
ok 10 Get all queries (domain filtered)
ok 11 Get all queries (domain + number filtered)
ok 12 Get all queries (client filtered)
ok 13 Get all queries (client + number filtered)
ok 14 Memory
ok 15 Get client ID
ok 16 Recent blocked

• Add undocumented flag travis-ci to account for specific file locations on Travis

This template was created based on the work of udemy-dl.