Allow the user to specify the hostname for `device-control-start'
do not compute the actions list only once
add the dctrl-kill-device function
add the actions colorization support
display host information when useful for user interaction
add flashrom backend
add relay backend
improve online devices finder
device-control-mode means read-only buffer !
add the automatic device support
Let the user select the hostname if he wants to
improve the automatic device support
relay: initialize the internal status
fix dctrl-relay-action-force-bootloader : dctrl-relay-send-command lacks a parameter.
Help to find file using aosp-path and aosp-board-name variable when set
Fix small mistakes
Implement the flash:raw command
fix device-management and loading from clean Emacs environment
full line matching works better
device-control: fix ever growing list of devices

The completion list of devices grows eternally with the same devices,
because the list is incremental and not single calculated.

Fix this by using append and not nconc.

Signed-off-by: Robert Jarzmik <robert.jarzmik@intel.com>