add access to nvmem functions to enable firmware update

Fork of cc3000_hostdriver_mbedsocket by Martin Kojtal

Revision:
26:456f73ed2a75
Parent:
23:fed7f64dd520
Parent:
22:d23c59fec0dc
Child:
38:1d374a7f0c0d
diff -r 4d4072a9cc12 -r 456f73ed2a75 cc3000_event.cpp