Verilog-Mode collected updates.

Verilog-Mode collected updates.

* lisp/progmodes/verilog-mode.el (verilog-auto-inst): Support regexp of
what AUTOINST I/O to include, issue #1682.  Reported by Mrainy.
(verilog-font-lock-keywords-1): Fix highlighting module names with no
following (, issue #1679.  Reported by Vinam Arora.
(verilog-font-lock-keywords) Adds syntax highlighting for identifiers in
declaration statements, #1678.
(verilog-calculate-indent, verilog-inject-arg)
(verilog-keywords, verilog-showscopes): Support AMS
connectmodule/endconnectmodule, #1665. Reported by Dan McMahill.