Fix some warnings.
Limit OpenVGDB sync saving to once every 5 seconds.
Merge pull request #1357 from zachcoyle/master

Fixed Wiimote analog sticks inversion
Improve memory usage in openvgdb sync thread.
Merge pull request #1358 from zachcoyle/master

Fix controller naming inconsistency
Add folder to roms directory that triggers import when its contents are changed. Issue #806.