Modified README.md to include links to static API md doc and lwm2m overview md doc.
Modified README.md to include links to static API md doc and lwm2m overview md doc.

DavidAntliff/AwaLWM2M,FlowM2M/AwaLWM2M,DavidAntliff/AwaLWM2M,FlowM2M/AwaLWM2M,DavidAntliff/AwaLWM2M,FlowM2M/AwaLWM2M,DavidAntliff/AwaLWM2M,FlowM2M/AwaLWM2M