Echoes keyboard events to selectable windows

Mainly used (and made) for World of Warcraft but it might have it's other uses

F3 brings up UI which allows the user to select 1 or more applications to echo all keyboard events to

In the current state ALL events are echoed, customizability is planned

1.1.x

Keys can now be whitelisted and only whitelisted keys will be echoed

The whitelist menu can be accessed by pressing F4 and only keys pressed since the start of the program will be shown, user can then pick as many as they please to whitelist and only those the user picks will be echoed to other windows