Improves detection of analog or pressure sensitive support, which previously made some games unable to detect the correct mode.

Adds quick setup that allows for quickly setting up all the default pad
buttons without having to click on each one separately.

Hides special inputs(inputs that aren't available on a PS(2) controller) by default.

Displays a console warning if no controls/controllers are active and the
emulation cannot be controlled.

Fixes issue where losing focus after pressing alt-tab would end up
blocking the F4 button (which is used for turning the PCSX2 FrameLimiter
on and off).

Fixes: PCSX2#1797

Some general fixes and UI improvements.

Adds Reset Configuration to Input/Force Feedback configuration screens that resets the configuration for the selected control(s).

Adds Restore Defaults button to the General tab that deletes all LilyPad
Settings and bindings and resets to the default settings.

Adds double-click functionality to the PAD list on the General tab,
which will now send the user straight to the corresponding PAD tab.