Comment out CMHome, for now.

Trebuchet does not have any CMHome patches ported, and CMHome breaks
DashClock or Chronus installation due to changes in how duplicate
permissions are handled in Lollipop. Remove for now.

Change-Id: I38990b4e1a8b5e09ffe7e18a23f2bf431495a322
android: enable cmfm and external dependencies

Change-Id: I0b2fca8c13262087a8e5d801b928cc483470abf2
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>