Fix broken jsFiddle demos.

exampleUtils was moved.
Add a hackhack to get a working legend box
Update plottable.js, plottable.d.ts, and other build artefacts
Add the index.html example to master branch
Minor tweaking, new data
Change Legend to show circles. Improve demo design.
Refactor code a bit, clean it up visually
Tweak
Fix jsfiddle (i hope)
Merge branch 'master' into gh-pages

Conflicts:
	examples/data/gitstats.json
	examples/main-page/main.js
	index.html
	plottable.css
Update plottable.js, plottable.d.ts, and other build artefacts
Merge branch 'master' into gh-pages
Fix typo in legend.ts
Update plottable.js, plottable.d.ts, and other build artefacts
Merge branch 'master' into gh-pages
Point to permanent built file
Initial version of logscale scatter plot
Change labels
Added _hideOverlappingTickLabels() to Axis

Does what it sounds like it does.

Also it.skip-ed two Legend tests becasue they fail. Dan!
Some more work on scatter demo