Remove incorrect parens from tutorial code.
Release version 0.13.6
Rmove the old-demos
Remove the /build/ directory, which no longer serves a useful function
since we are commiting rebuilt plottable.js files as a matter of course.
Running `grunt commitjs` is no longer necessary.
Update Gruntfile, always run sed, etc
Merge branch 'master' into remove-build
Merge pull request #474 from palantir/remove-build

Remove build
Change README.md so it's clear setup instructions are for development

Instructions could confuse people who just want to download the zip
and use the files, instead of developing with the .ts files.
cleaned a bit more
Merge branch 'master' into legend-toggle
Update built files