mouse_touchpad: fix mouse and touchpad problems

1. fix touchpad setting display bug
2. fix reset bug
3. add Two-finger scrolling and Edge scrolling

tower: https://tower.im/projects/8f19f0bf0e754f0b82ef2c24bc230973/todos/44f247e257ad4b7fb651e871ebbbbc54/
tower: https://tower.im/projects/8f19f0bf0e754f0b82ef2c24bc230973/todos/6e9d4acb93364180b76baf32926de625/
tower: https://tower.im/projects/15081ba156b14fa4bd6d9e82f91edff3/todos/e54323470f454169b28d85dbe874798f/

Change-Id: Iba02d7ef60a5cd77ea5091ca217c58c124229422