Add search results counter
Avoid attempts to save a tiddler with an empty title

Clicking "save" with a blank title will now be ignored
Docs updates
Fix up some problems when the animation duration is zero

We want to be able to suppress animations by making the duration zero
Docs for data tiddlers
Tiddlers in the wrong place
Lots of docs updates
Add support for MathML namespace

It doesn't actually work, though, which is weird, since SVG works just
fine using the same mechanism
Update RoadMap
Get rid of the modal popup for empty wikis

Ugly and clumsy.
Add a MathML example tiddler

Doesn't work for me - latest Firefox and Safari display MathML fine
elsewhere, but not this.
Put the MathML and ListField tiddlers in the right place