Process expression strings with octal constants correctly (tgt-vvp)
Process expression strings with octal constants correctly (tgt-vvp)

tgt-vvp was taking strings and processing them as is, but the strings
could contain octal constants. These constants needed to be converted
to binary form before they could be turned into a bit pattern.

CastMi/iverilog,themperek/iverilog,CastMi/iverilog,themperek/iverilog,CastMi/iverilog,themperek/iverilog