CommandPanels

Fixes and additions

• Data placeholder now accepts optional player name to read other players data
• Added [grant] command tag, execute a chat/command for the player while granting the player a specific permission to run the command temporarily
• [msg] tag now allows ALL minimessage functionality (eg hover text)
• Fixes to some attributes not being hidden (fireworks)
• Errors when conditions are invalid will now state the error is due to conditions
• Fixed double chests not working when generating panels in game