Adds firmware version string to list command display
Adds REBOOT command support to the lib and CLI
Adds START_OPERATION and OPERATION_STATUS commands.

Used by operations on the MEMORY_OBJECT_DESCRIPTOR 
for firmware upgrade.
Adds function to re-enumerate an end station's descriptors
Fixes ADP to update its state every ADP ENTITY_AVAILABLE

Now the flags and available_index can be checked
Now respects GENERAL_CONTROLLER_IGNORE and ENTITY_NOT_READY flags
Re-enumerate if the model ID or available index indicates change
Send an ENTITY_DISCOVER on controller start-up

Enumeration could previously be delayed until the end station
sent its first ENTITY_AVAILABLE
Adds entity firmware upgrade command to CLI
Removes extra whitespace
Merge pull request #85 from ajwlucas/master

Updates to support firmware upgrade and other minor improvements