This splits BR/EDR command under 'bt' to 'br' to reduce the command
list and at same time cleaning the mix between different bearers.
In addition to that also remove "br-" prefix for the commands:
br - Bluetooth BR/EDR shell commands
Options:
-h, --help :Show command help.
Subcommands:
auth-pincode :<pincode>
connect :<address>
discovery :<value: on, off> [length: 1-48] [mode: limited]
iscan :<value: on, off>
l2cap-register :<psm>
oob :
pscan :value: on, off
sdp-find :<HFPAG>
rfcomm-register :<channel>
rfcomm-connect :<channel>
rfcomm-send :<number of packets>
rfcomm-disconnect :[none]
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>