Verilog-Mode collected updates.

Verilog-Mode collected updates.

* lisp/progmodes/verilog-mode.el (verilog-auto-inst-param): Add regexp
paramter to AUTOINSTPARAM to select which parameters to export.  Reported
by Vish S.
(verilog-build-defun-re): Fix `verilog-goto-defun' to find automatic
function/tasks, bug1492.  Reported by Enze Chi.
(verilog-preprocessor): Update default.