Pontoon: Update Catalan (ca) localization of AMO
Pontoon: Update Catalan (ca) localization of AMO

Localization authors:
- Jordi Serratosa <jordis@softcatala.cat>
- Adolfo Jayme Barrientos <fitoschido@gmail.com>

eviljeff/olympia,wagnerand/addons-server,bqbn/addons-server,diox/olympia,eviljeff/olympia,psiinon/addons-server,kumar303/olympia,kumar303/olympia,mozilla/addons-server,bqbn/addons-server,kumar303/olympia,kumar303/addons-server,wagnerand/addons-server,psiinon/addons-server,mozilla/olympia,kumar303/olympia,kumar303/addons-server,diox/olympia,mozilla/olympia,mozilla/olympia,bqbn/addons-server,diox/olympia,mozilla/olympia,bqbn/addons-server,psiinon/addons-server,wagnerand/addons-server,diox/olympia,psiinon/addons-server,kumar303/addons-server,eviljeff/olympia,wagnerand/addons-server,mozilla/addons-server,mozilla/addons-server,kumar303/addons-server,eviljeff/olympia,mozilla/addons-server