Adding ICM-20948

Dependencies:   IMU HighGAccel

Revision:
0:e56a9ab74495
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HighGAccel.lib	Fri Feb 01 00:27:29 2019 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/teams/Karman-Avionics/code/HighGAccel/#a54d54affd4b