First steps towards a reversible debugger.
Adds step-count to debugger and moves time slider to match.
Adds jumping to a particular step by moving the time slider.
Doesn't reset debugger on returning to start of code. Improved stepping logic.
Fast and slow icons for speed slider.
Adds animating to reversible debugger.
More clear slow/fast icons.
Rough visualiser example, lets you edit the code and visualisation at the same time.
Updates visualisation for start and end states. Fixes loading user changes. Cleaner start insertion-sort algorithm. Time slider starts at 0 and disabled.
Better css sizing for visualiser.
More css tidyup.
Saves and updates source and visualisation after 3s.
Smaller visualisation font size.
Cleans-up iFrames when resetting interpreter. Needs to ensure visualisation code does not add sandboxed fns to the data, because the sandbox will be destroyed mid animation.
Added clock icon.
Merge branch 'master' into gh-pages
Adds visualiser example.