fix bug 1000572 - Sync preview styles with documents
Update MathML fallback message
fix bug 1003033 - Add 'all revisions' button to profile
Merge pull request #2342 from darkwing/mathml-notice

Update MathML fallback message
Merge pull request #2343 from darkwing/user-edits-1003033

fix bug 1003033 - Add 'all revisions' button to profile
Merge pull request #2326 from darkwing/preview-1000572

fix bug 1000572 - Sync preview styles with documents