Update docs [skip ci]
Update foreign key driver methods to return the same kind of information
Docblock updates
Update travis file
Add update and delete rules to foreign key methods
Fix some typos and docblocks
Docblock fixes and more dependency injection
Fix some more docblocks
Remove some duplication
Update docs
Fix a few spelling mistakes
Reduce complexity of create_table method
Remove __call method from util classes
Allow camelCase method calls, update interfaces with missing methods
Update docs [ci-skip]
Move SQL and Util classes to their own namespaces
Update docs [skip-ci]
De-duplicate truncate method of drivers
Update docs [ci-skip]
Fix access of member variable