[FIX] docstrings
[FIX] docstrings

brain-tec/reporting-engine,Endika/reporting-engine,acsone/reporting-engine,open-synergy/reporting-engine,Endika/reporting-engine,diagramsoftware/reporting-engine,diagramsoftware/reporting-engine,eezee-it/reporting-engine,diagramsoftware/reporting-engine,acsone/reporting-engine,eezee-it/reporting-engine,acsone/reporting-engine,BT-ojossen/reporting-engine,ddico/reporting-engine,open-synergy/reporting-engine,brain-tec/reporting-engine,brain-tec/reporting-engine,syci/reporting-engine,Antiun/reporting-engine,acsone/reporting-engine,brain-tec/reporting-engine,BT-jmichaud/reporting-engine,open-synergy/reporting-engine,eezee-it/reporting-engine,eezee-it/reporting-engine,ddico/reporting-engine,Endika/reporting-engine,Antiun/reporting-engine,syci/reporting-engine,open-synergy/reporting-engine,ddico/reporting-engine,diagramsoftware/reporting-engine,ddico/reporting-engine,Antiun/reporting-engine,BT-ojossen/reporting-engine,BT-jmichaud/reporting-engine