Add custom usb mode for ACE which enables usb0

Change-Id: I0ac6dfa4dbac5e403da5570522b65c52165ac3a8
[ace] add ofono-hack to enable modem
Copied from maguro

Change-Id: I831d5d5843cdc66448216c1f497c605cff084e69
Do no specify enable_kernel_update if not required

Change-Id: Ib85cfa3d04bc47cca49f223bf2b9eb30b129f7bd
Add Provides for usb-moded-configs

Change-Id: Ic9cc310b221bbee3c4fd8b4b412c51146faa92e5
Do not install init-debug

Change-Id: I0a8ee86b0dd2e0ca09b790c4fddc1f2fa49993a2