fixed run.verilator, subdivided verilator build steps, compile libconnectal-sim.so with -O
fixed run.verilator, subdivided verilator build steps, compile libconnectal-sim.so with -O

cambridgehackers/connectal,csail-csg/connectal,csail-csg/connectal,hanw/connectal,cambridgehackers/connectal,chenm001/connectal,cambridgehackers/connectal,cambridgehackers/connectal,hanw/connectal,hanw/connectal,chenm001/connectal,csail-csg/connectal,chenm001/connectal,chenm001/connectal,csail-csg/connectal,cambridgehackers/connectal,hanw/connectal,hanw/connectal,chenm001/connectal,csail-csg/connectal