Eat XKB_KEY_Delete and XKB_KEY_KP_Delete (Thanks bebehei)
Eat XKB_KEY_Delete and XKB_KEY_KP_Delete (Thanks bebehei)

fixes #50

ravinrabbid/i3lock-svg,sebastian-frysztak/i3lock-color,kuruczgyurci/i3lock,sm4tik/i3lock,kuruczgyurci/i3lock,kuruczgyurci/i3lock,sebastian-frysztak/i3lock-color,koebi/i3lock,ravinrabbid/i3lock-svg