s2w: rename version file so we don't conflict with dt2w, driver versions, etc

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
sweep2wake/doubletap2wake/touchscreen: Prepare for dt2w

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
sweep2wake: update header information

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
sweep2wake: remove distinction between S2W and DT2W defines

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
add doubletap2wake, completely rewritten on the s2w template

This is as easy to port as s2w, if not easier since no touchscreen
coords are necessary for it to work.

Just throw it in your tree, force the touchscreen to stay online and
you are done.

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
s2w: abort on multitouch events early

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
Merge branch 'exp_dt2w' into exp