Handle custom tags containing the slash character properly.
Add pretty tooltips, implemented with jQuery UI
Make pretty tooltips optional
Merge pull request #2 from knu/allow_slash_in_custom_tags

Handle custom tags containing the slash character properly.
Option for before and after characters around identifier to be within the link
Update contributors list
Merge pull request #3 from tipichris/prettytooltips

Pretty tooltips
Merge pull request #4 from tipichris/widerlinks

Wider links
Update options screen

Add a preview of footnote identifier settings and minor tidying up.
Make default tooltip styles a little more subtle
Add a Grunt build process into the mix for minified JS & CSS
Update README.md
Fixes http://plugins.trac.wordpress.org/ticket/1185
Partially revert 283ee16
Switch to single integer for versioning options array
Changelog and version number bump