Added cell name printing if --printmappings. Also, uutput full mapping info in .c file if --extendedoutput.
Added cell name printing if --printmappings.
Also, uutput full mapping info in .c
file if --extendedoutput.

Signed-off-by: Brent Nelson <d915f4e970e53654202c1cf5c62e60a7280a8219@ee.byu.edu>

SymbiFlow/prjxray-bram-patch,SymbiFlow/prjxray-bram-patch,SymbiFlow/prjxray-bram-patch