Update LÖVE to changeset 7cb21c8bdd64 (pre 0.10.0)

jni/love/src/scripts/boot.lua

@@ -523,7 +523,7 @@ function love.run()
 			for name, a,b,c,d,e,f in love.event.poll() do
 				if name == "quit" then
 					if not love.quit or not love.quit() then
-						return
+						return a
 					end
 				end
 				love.handlers[name](a,b,c,d,e,f)
@@ -581,6 +581,7 @@ function love.errhand(msg)
 	if love.mouse then
 		love.mouse.setVisible(true)
 		love.mouse.setGrabbed(false)
+		love.mouse.setRelativeMode(false)
 	end
 	if love.joystick then
 		-- Stop all joystick vibrations.