Eventual attempt at porting the efficient WS2812 library to mbed

Dependencies:   hubmartin-ws2812b mbed-dev

Revision:
0:7e789cd95883
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hubmartin-ws2812b.lib	Mon Feb 13 02:47:25 2017 +0000
@@ -0,0 +1,1 @@
+https://developer.mbed.org/users/jlargentaye/code/hubmartin-ws2812b/#632ace3999f1