Core option labels according to RetroStandards

Created by: sonninnos

Basic maintenance:

• Capitalized all core options
• All sublabels end with a "."
• Reordered core options
• Options go smaller to bigger from left to right

Bonus statusbar changes:

• Changed joystick/mouse mode indicator to dynamic port indicators (Joystick, Mouse, Keyrah)
• Extra parallel adapter joyport labels visible only when plugged in Controls menu