Feat/bring up to date

[alex-Arc]

bump to v3.0.0

FIX

• default v2
• handle case where there is no curretn or nex event
• rename things so they match the language in OnTime
• update HELP.md
• rare case where timer/public/Lower Third message is undefined in newly created actions where the user is yet to type anything
• use new addtime endpoint

FEAT

• add more ontime variables
  • *MessageVisible
  • Blink/Blackout
  • Now and Next Cue
• Toggle/On/Off on all relevant actions
• feat: Load and sart Cue action
• Better Add / remove action
• feedback Time added or removed
• this timer message feedback
• drop v1 support

[alex-Arc]

lets drop v1 here

[alex-Arc]

would this be an appropriate way to notify v1 users