[MOD] Use the <h#> style attribute to center headings instead of a nested <div>.  This improves how numbered and centered headings are displayed and simplifies the implementation of the Visual Wiki.
[MOD] Use the <h#> style attribute to center headings instead of a nested <div>. 
This improves how numbered and centered headings are displayed and simplifies the implementation of the Visual Wiki.

git-svn-id: a7fabbc6a7c54ea5c67cbd16bd322330fd10cc35@37431 b456876b-0849-0410-b77d-98878d47e9d5

changi67/tiki,changi67/tiki,oregional/tiki,changi67/tiki,changi67/tiki,oregional/tiki,changi67/tiki,tikiorg/tiki,tikiorg/tiki,tikiorg/tiki,tikiorg/tiki,oregional/tiki,oregional/tiki