Add sphinx documentation
Add an AdapterSet data structure
Fix adapter set defaults and overrides properties setters
Enhance adapters and adapters set representation
Implement append and appendleft AdapterSet methods
Move adapters related code in their own module
Merge branch 'feature/adapters_set' into develop
Replace config object adapters sequence with AdapterSet
Add insert method to AdapterSet
Restore AdapterSet insert usage
Simplify Config.adapters setter code
Fix legacy code in adapter set module
Fix defaults and overrides setting on construction
Simplify config register method
Update defaults and overrides support on Config object
Update README accordingly with AdapterSet integration
Merge branch 'feature/use_adapter_set_in_config' into develop
Fix #4: Config.register now supports a sequence of adapters as input
Fix documentation examples
Version bump to 0.2.0