Corrected DBUFF zeroing
Fixed CNTL zero bug. Caused by too high loop index.
Added CNTL i_min coef struct memeber init, new in DPLib v3.4
Updated flash implementation, interface and usage, and added more
documentation commentary.
Documented extra requirement
Removed debug Cal value setting
Added new DEBUG cal value setting
Updated cal setting functions usage
Added constant defines for default cal values