Update build files and Initial commit for SWI functionality

Initial commit was done lumped together but intention is to have
	some building and linking done as per user conditional
	request...  this commit in part takes another step towards
	that functionality.

	new file:   Makefile.in
	new file:   aclocal.m4
	new file:   autom4te.cache/output.0
	new file:   autom4te.cache/output.1
	new file:   autom4te.cache/output.2
	new file:   autom4te.cache/output.3
	new file:   autom4te.cache/requests
	new file:   autom4te.cache/traces.0
	new file:   autom4te.cache/traces.1
	new file:   autom4te.cache/traces.2
	new file:   autom4te.cache/traces.3
	new file:   config/depcomp
	new file:   config/missing
	new file:   configure
	new file:   src/Makefile.in
	new file:   src/libmoxie/Makefile.in
		updated configuration and build files.

	modified:   src/include/libmoxie.h
		add SREG() accessor macro

	modified:   src/libmoxie/Makefile.am
		changes to be closer to making some features optional

	modified:   src/libmoxie/moxie.c
		add notation to includes
		modify EXCEPTION macro and usage
		Initial commit for preliminary SWI functionality