1.2.1

Added use strict and closure

Fixes #22 and #21

Make sure issue #21 works for real

Make the css a bit leaner

Updated to version 1.2.0

Added local storage for tabs

Version bump

Make the localStorage shim local. Less conflicts possible

Made the local storage setting per section, not url
Merge pull request #26 from DeuxHuitHuit/local-storage

Add local storage saving of tabs. Closes #20, #21, #22