Added polyfill.js
Prettifying jspdf.js as planned in #179, closes #194
New dist files
Minor tweaks
Fixed our getBlob function to be Safari-friendly, resolves #59
New dist files *with* updated dependencies.
Fixed #122
Using new FileSaver's unload method to avoid memory leaks.
Merge remote-tracking branch 'upstream/master' into table-footer

Conflicts:
	jspdf.plugin.cell.js
Get rid of duplicate variable declaration