controller:lib: Updated source code and changed static variables into
member variables. Added member functions called by static
thread processing functions.
controller:lib: Updated source code and fixed string conversion bug.

controller:app: Updated command line application to display localized
descriptions.

Updated README format.
Merge pull request #17 from denniszhuo/master

Major update for AVDECC Controller library and README file
controller:lib: Added error checking for when dereferencing descriptor
objects.
controller:lib: Updated AVDECC Controller class to remove non public
functions from the API. Removed notification flag variable from
received packet processing functions.
Merge pull request #18 from denniszhuo/master

Major update for AVDECC Controller library
controller: linux additions
controller: lib: keep the rx_frame as const char * through the rx processing path
controller: lib: linux build updates
readme update
controller: app: use standard for loop construction
controller: notification print, use %p for pointer type
controller: lib: linux: system class updates to get it to compile and link
Merge pull request #19 from andrew-elder/master

linux build updates
Merge pull request #2 from audioscience/master

Pulling in upstream