Deleted blank lines which bothered @esaborit4code
Now using factories
computing weeks in a separate method
This wasn't needed, as the require "kpi/engine" is already adding this code
Moving to the Semanal model the computing of last weeks
Hard test refactor with @esaborit4code
The remaining semanal_controller is too small to be tested… we only want to test that all is well wired
Configuration data should go on lib