mark continuous assigns with source line info, replace some assertion failures with Sorry messages.
after parsing. Parse more operators and expressions.
in structural contexts, Replace vector<PExpr*> and list<PExpr*> with svector<PExpr*>, evaluate constant expressions with parameters, handle memories as lvalues. Parse task declarations, integer types.
many bits in it. Add to vvm the binary ^ and unary & operators. Dump events a bit more completely.