new upstream release 3.222: * Fix missing ; in ContAssign::verilog_text, bug177. [Nicolas Wilhelm] * Fix multi-dimensional arrayed typedefs, bug183. [Vesselin Kavalov] * Fix “assert () else” action_blocks. [Vesselin Kavalov] * Fix typedef scoping under anonymous begin blocks. * Fix define argument mis-replacing system task of same name, bug191. * Fix SystemPerl hitting “undefined find_interface…” in 3.220. * Fix erroring on strings with backslashed newlines, bug168. [Pete Nixon] * Fix compile error on RHEL3 with gettext, bug169. [Marek Rouchal] * Fix line number miscounting withpragma. * Add parsing of “assign”, including SigParser::contassign callback, Netlist::ContAssign object, and related accessors. * Several code speedups to vhier, Verilog::Netlist, and the parsers. * Add Preproc::getall to fetch all text instead of line-by-line. * Add Parser::new(use_cb_{name}=>0) option to speed parsing. * Add SigParser/Netlist::new(use_vars=>0) option to speed parsing. * Fix deep defines causing flex scanner overflows. [Brad Dobbie] * Fix preprocessing commas in deep parameterized macros. [Brad Dobbie] * Fix Preproc::defSubstitute not being called on parameterized macros. * Fix Perl 5.8.8 compile error, bug115. [Marek Rouchal]