CO-339 Improve Mail Compose Wizard
CO-339 Improve Mail Compose Wizard

- FIX Missing recipient in sbc templates
- Send mail opens the generated e-mails
- Sendgrid preview automatically renders the template

CompassionCH/compassion-modules,maxime-beck/compassion-modules,eicher31/compassion-modules,eicher31/compassion-modules,emgirardin/compassion-modules,ecino/compassion-modules,ecino/compassion-modules,maxime-beck/compassion-modules,philippe89/compassion-modules,maxime-beck/compassion-modules,philippe89/compassion-modules,ecino/compassion-modules,CompassionCH/compassion-modules,eicher31/compassion-modules,ecino/compassion-modules,emgirardin/compassion-modules,ecino/compassion-modules,CompassionCH/compassion-modules,CompassionCH/compassion-modules,maxime-beck/compassion-modules,eicher31/compassion-modules,eicher31/compassion-modules,emgirardin/compassion-modules,philippe89/compassion-modules