add 6800 timing state to tabulation

6800 declutter - remove clock phases from tabulated signals

Added 6800 Support

Snapshot before 6800 code is added

give the names of the nodes in a shift-click group, if they have names

[bug]fixup obsolete css file reference in browsertrouble.html

add link to Advanced page and re-word other link

[bug]repair expert mode - had removed too much

Backport various fixes from expert

Browser Trouble support