issues with smaller devices

[Terence-D]

• With intro, the bottom buttons are cut off
• Update the initial help text in the editor to include long press
• add a 4th screen size for smaller phones
• New Screen Wizard - Editor gets cut off and shows overflow
• Can't edit the names of screens as it cuts off with the keyboard - make the server info collapsable
• Grid sizing is way too high for a lower end device, see about adapting grid based on device max sizes
• Various control editing screens are overflowed