Fix for new/edit widget action
Fix for new/edit widget action

New:
  - refuse no checked items in Visibility section when user chooses 'By Group'
    and display error flash msg
Edit:
  - fix loading of the Groups

ailisp/manageiq,maas-ufcg/manageiq,aufi/manageiq,juliancheal/manageiq,durandom/manageiq,tinaafitz/manageiq,josejulio/manageiq,chessbyte/manageiq,israel-hdez/manageiq,lpichler/manageiq,romanblanco/manageiq,tzumainn/manageiq,ManageIQ/manageiq,ManageIQ/manageiq,andyvesel/manageiq,ilackarms/manageiq,gmcculloug/manageiq,juliancheal/manageiq,chessbyte/manageiq,jvlcek/manageiq,ilackarms/manageiq,billfitzgerald0120/manageiq,matobet/manageiq,billfitzgerald0120/manageiq,andyvesel/manageiq,mkanoor/manageiq,d-m-u/manageiq,KevinLoiseau/manageiq,djberg96/manageiq,romanblanco/manageiq,aufi/manageiq,mresti/manageiq,ilackarms/manageiq,chessbyte/manageiq,syncrou/manageiq,ManageIQ/manageiq,ailisp/manageiq,tzumainn/manageiq,andyvesel/manageiq,agrare/manageiq,ManageIQ/manageiq,mkanoor/manageiq,branic/manageiq,NickLaMuro/manageiq,kbrock/manageiq,borod108/manageiq,tinaafitz/manageiq,matobet/manageiq,maas-ufcg/manageiq,KevinLoiseau/manageiq,fbladilo/manageiq,djberg96/manageiq,andyvesel/manageiq,gerikis/manageiq,fbladilo/manageiq,jameswnl/manageiq,jrafanie/manageiq,maas-ufcg/manageiq,romaintb/manageiq,hstastna/manageiq,jvlcek/manageiq,aufi/manageiq,juliancheal/manageiq,mresti/manageiq,jntullo/manageiq,gerikis/manageiq,mresti/manageiq,gmcculloug/manageiq,lpichler/manageiq,agrare/manageiq,kbrock/manageiq,branic/manageiq,jrafanie/manageiq,branic/manageiq,mfeifer/manageiq,romaintb/manageiq,gerikis/manageiq,NickLaMuro/manageiq,tinaafitz/manageiq,israel-hdez/manageiq,ailisp/manageiq,mfeifer/manageiq,kbrock/manageiq,skateman/manageiq,jvlcek/manageiq,mkanoor/manageiq,hstastna/manageiq,skateman/manageiq,borod108/manageiq,romaintb/manageiq,billfitzgerald0120/manageiq,israel-hdez/manageiq,romaintb/manageiq,syncrou/manageiq,jntullo/manageiq,d-m-u/manageiq,lpichler/manageiq,maas-ufcg/manageiq,d-m-u/manageiq,borod108/manageiq,maas-ufcg/manageiq,tzumainn/manageiq,mzazrivec/manageiq,NaNi-Z/manageiq,agrare/manageiq,tzumainn/manageiq,durandom/manageiq,jvlcek/manageiq,pkomanek/manageiq,mzazrivec/manageiq,djberg96/manageiq,matobet/manageiq,mfeifer/manageiq,KevinLoiseau/manageiq,romaintb/manageiq,NaNi-Z/manageiq,josejulio/manageiq,mzazrivec/manageiq,NickLaMuro/manageiq,fbladilo/manageiq,gerikis/manageiq,juliancheal/manageiq,gmcculloug/manageiq,hstastna/manageiq,maas-ufcg/manageiq,KevinLoiseau/manageiq,fbladilo/manageiq,djberg96/manageiq,mzazrivec/manageiq,mresti/manageiq,jrafanie/manageiq,skateman/manageiq,skateman/manageiq,matobet/manageiq,d-m-u/manageiq,billfitzgerald0120/manageiq,kbrock/manageiq,jrafanie/manageiq,mfeifer/manageiq,lpichler/manageiq,jameswnl/manageiq,jameswnl/manageiq,mkanoor/manageiq,pkomanek/manageiq,yaacov/manageiq,ailisp/manageiq,josejulio/manageiq,durandom/manageiq,gmcculloug/manageiq,agrare/manageiq,israel-hdez/manageiq,borod108/manageiq,yaacov/manageiq,KevinLoiseau/manageiq,pkomanek/manageiq,tinaafitz/manageiq,jntullo/manageiq,aufi/manageiq,syncrou/manageiq,syncrou/manageiq,branic/manageiq,NaNi-Z/manageiq,pkomanek/manageiq,josejulio/manageiq,romanblanco/manageiq,durandom/manageiq,ilackarms/manageiq,NaNi-Z/manageiq,romaintb/manageiq,hstastna/manageiq,romanblanco/manageiq,yaacov/manageiq,jntullo/manageiq,chessbyte/manageiq,NickLaMuro/manageiq,jameswnl/manageiq,KevinLoiseau/manageiq,yaacov/manageiq