Revert "#9841: Setting "application" role on dialogs."

This reverts commit 9d77a8a1c38386e5bfd25eb7c0bea6a66decd04e.
Removing an unnecessary class from dialogs, which was theoretically interfering with JAWS.
Merge branch 't/10360'
Dont insert data if totally stripped out after filtering and processing.
Minor refac.
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Merge branch 't/10339'
Changelog entry for #10360.
Escaped "$" in replacements.
Use Array.split|join instead of String.replace because it fails in IE7 if replacement controls are in use.
Changelog entry.
Merge branch 't/10367'
Don't assume BR at the end of document as bogus in Gecko while in ENTER_BR.
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Merge branch 't/10146'
Resolved customConfig reace by creating scriptLoader.queue().
Fixed scriptLoader#queue getting stuck after the first time used.
Merge branch 't/6504'
Changelog entry for #6504.
Using \s when searching for attribute boundaries as \b is way too broad.