Changes live content preview pinning behavior slightly so that it's hopefully more intuitive.
Adds files upload to page builder.
Cleans up $.dropDown.
Fixes $.dropDown not closing the list when clicking on a label that's already open.
Adds Page type to returned list of Template.Static.findUsedTypes so that it's always shown as a main content type.
Fixes ClassCastException from Content class not being available in RecentActivity widget.
Adds $.isFixedPosition.
Adds data-searchable option to $.dropDown.
Improves $.autoSubmit to be able to apply to individual input elements instead of the entire form.
Fixes $.dropDown not showing the initial label when there's no selected option.
Improves site map widget filters.
Changes search type filter to use the new searchable $.dropDown.
Removes log message from $.dropDown.
Removes the useless repeatableText declaration from list/text and set/text when it's showing as select[multiple].
Fixes $.plugin2 options sometimes overriding each other on multiple invocations.
Fixes $.dropDown opening too far down when used within fixed position element.
Adds image metadata extraction to UploadFiles page.