Allow browsing for multiple files at once
Remove unused class attribute from checkbox widget
Remove unused class attribute from edit-bitmap widget
Rename "focusSet" attribute of edit-text widget to "focusPopup"
Test for transcluding tiddler title containing spaces
Correct typo
Remove unused preserveCurrentTiddler attribute from list widget
Fix macrocall widget to not pass $name as a parameter
Remove unused class attribute from reveal widget
Remove unused wikified format from viewwidget
Remove unused extraneous attribute
Fix attribute name
Lots and lots and lots of docs updates

Now we've got up-to-date skeleton documentation for all the widgets