Fix indentation in bch_encode.v
Mark err start/last for error bit outputs.
Small DEC error fixups.
Ignore start signal when busy (for bma serial)
Ignore start signal when busy (for bma parallel)
Finish fixing up mult-bit support.
No extra output stage for encode

Its already a registered output.
Rename some of the encoder signals for consistency
Additional cleanup of control signals for bch_encode/bch_syndrome
Additional control signal updates
Remove error feedback from SEC.
Completely remove err_feedback. This will help in making chein parallel.
Remove ce from chien regs, its not really needed.
Support multi-bit sec engine
Support multi-bit output for dec (pow3) engine
Add multi-bit support to tmec chien engine
Mask off invalid err outputs
Placate isim (xilinx)
Update README with respect to multi-bit support.