[US144] Remove useless daemons to cleanup the repository
[US144] Add multipoint support and pinch to zoom functionnality to vinput daemon.
[US144] Make sure that pinch to zoom handle screen orientation correctly and that fingers are in the right position

Add also a bunch of comments to help understand the code.
[US144] multitouch rotation implementation
[US144][RB/311][RB/312] Review modifications
[US144] Slow down pinch to zoom by /2