live mode very WIP

logic for entering a new line at the end of the file
logging line to send WIP
Merge branch 'master' into livemode

Conflicts:
	ruby instarepl_compiled.js
	ruby.behaviors
basic livemode! evals last line
queuing of incomplete expressions
unicode elipsis
live mode w/toggle button!

WIP still need to set off state of toggle
toggle state for live button

still swallows clicks :(
basic live mode is done! #13
updating README, version bump