Merge branch 'master' of SWSEC/mittn into feature/db-abstraction

Conflicts:
	mittn/httpfuzzer/dbtools.py
Merge pull request #7 in SWSEC/mittn from feature/db-abstraction to master

* commit '19b6b2ec90efb7b42b3211f4ae3dd68ac01ee916':
  And tested.
  Revert "Fixes #10"; wrong branch.
  Fixes #10
  Update features files & final loose ends for db abstraction
  Documentation updated to reflect the DB abstraction layer
  SQLAlchemy taken into use both for httpfuzzer and headlessscanner
  httpfuzzer now has working db abstraction
  Add unit tests for new SQLAlchemy based dbtools, fix bugs
  First cut at moving all database ops on top of SQLAlchemy
Update readme
Remove old database creation scripts that aren't necessary any more