Add explicit immediate mode to register list instructions (PSHS, etc.) There is actual code in the wild that wants to use things like PSHS #0 which are valid 6809 instructions and actually listed in the literature. So add the capability to do so.

\.exe$
\.o$
\.d$
\.a$
~$
\.orig$
/lwbasic$
/lwlink$
/lwobjdump$
/lwar$
/lwasm$
/lwcc/lwcc$
/lwcc/lwcc-cpp$
/lwcc/lwcc-cc

# for windows
\\.suo$
\\.sdf$
\\.opensdf$
\\Debug$
\\Release$