Pontoon: Update Kaqchikel (cak) localization of AMO
Pontoon: Update Kaqchikel (cak) localization of AMO

Localization authors:
- Juan Sián <ajtzibsyan@yahoo.com>

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