Initial commit with balance board working on Linux.
Will not work on any other platform currently.
Missing any sort of config, and definitely no emulation mode.
Fix IODummy FindWiimote method.
Add mac support for balance board.
I'm bad at mac.. sorry.
Used the correct name string.
It never had logging here anyway...
Added config for enabling Balance Board.
Fixed other structures that still assumed 4 of everything.
Windows should have support for Balance Board now.

Needs to be tested.
Fix coding style.
Added a method for detecting Wiimote extension.
This is run before a Wiimote will be considered.
Better checking for extension.
Only show 4 config dialogs in wiimote config.
Merge branch 'wii_bb'
Adds Balance Board support.
Set graphics settings while playing a movie in UpdateActiveConfig(), so settings can't be changed for a frame.