xF2 Add-on [OzzModz] Debug & Development Mode From ACP 2.0.0

Support: XF 2.2
Added: Support link for addon in the addon list in the ACP.

• Changed the usergroup settings from the addon options to usergroup permissions.
• Debug and development permissions are now separate.
• Debug now shows the log queries properly.
• Changed addon icon displayed in the ACP from a png icon to a font awesome icon.

Thanks to @jeremy P and @Kirby for the tips.

Changed:
Nothing.

Added:
Nothing

Removed:
Removed legacy code that would cause a Undefined index error.

Changed:
Nothing.

Added:
Added a new option so you can now set a default addon during development mode.

Removed:
Nothing.