CDMATools: Standarize overlay in vendor

Since l900 is directly tracked from CM this is a clean way to add CDMATools overlay.
We can use this for future Sprint devices and also remove the overlay from ToroPlus
device tree.

patchset 2:fix path

PS6: remove from l900

Signed-off-by: Bajee11 <bajee11@gmail.com>
Change-Id: Ib8657dbfb348d788571855b715c2913338da3969
update README

Change-Id: Ifeb74a4c2354ed5c7ef1c406ae66aacae9deb610
Signed-off-by: Roman Birg <romanbirg@gmail.com>
Merge remote-tracking branch 'aokp/jb-mr1' into jb-mr1