Add option to disable query prompt when removing hotkey bindings
Disable timeouts in input help window

Timeouts from the overmap were sending periodic key events when trying to
adjust hotkeys in the overmap help window
Merge branch 'hotkey_option' of https://github.com/lucianposton/Cataclysm-DDA into doublemerge
Merge branch 'no_timeouts' of https://github.com/lucianposton/Cataclysm-DDA into doublemerge