Moved "Connect Wiimote" options into submenu

Moved "Connect Wiimote 1-4" and "Connect Wii Balance Board" into their
own submenu.
Remove setting to enable or disable Bounding Box calculation.
DriverDetails: mark intel buffer_storage bug as fixed
Merge pull request #1303 from degasus/master

DriverDetails: mark intel buffer_storage bug as fixed
Merge pull request #1295 from crudelios/remove-bbox-settings

Remove setting to enable or disable Bounding Box calculation.
Make some variables static (should probably adjust for coding style too, but I'm not the one who merged code with bad style...)
Fix signed/unsigned comparison and unused variable warnings.
Merge pull request #1284 from comex/even-more-warnings

Even more warnings
Merge pull request #1247 from Stevoisiak/WiimoteSubmenu

Moved "Connect Wiimote" options into submenu
Revert "FastMem: don't let the backpatcher hit the same location twice"
Merge pull request #1305 from dolphin-emu/revert-1222-backpatchchanges

Revert "FastMem: don't let the backpatcher hit the same location twice"
Merge branch 'master' of https://github.com/dolphin-emu/dolphin into VR-Hydra
Merge branch 'VR-Hydra' of https://github.com/cegli/dolphin into VR-Hydra
Just a comment
Merge remote-tracking branch 'upstream/VR-Hydra' into VR-Hydra