Stack command buttons to make space

[tdauth]

• https://www.hiveworkshop.com/threads/removing-standart-command-buttons-with-commandfunc-txt.261559/
• https://www.hiveworkshop.com/threads/disable-an-ability-for-a-specific-hero-unit.225879/

Test if shortcuts still work. You could add a spell book with fake buttons commanding the unit the orders based on channel.

Stack most of them so we can use 1 slot for hero spell 5 and do never have to hide it.

[tdauth]

Done.