Update README.md
Added Web application templates to demos
Fixed Web application template links
Added French Web application templates to demos
Remove duplicate Web application section
Corrected English Web application template URLs
Corrected path to working examples
Corrected path to working examples
Usable Table initial documentation
Draft about rowgroup summary
How to use Groups Summaries row and column
Information added about Indented row header structure.
Information about header row group and header column group
Spanned cells
More info about column group
Usability example updated
Added multimedia player icons images
Modified the menubar to support AJAX loading of sub-menus
Move the call to the dance function outside of the language files
Language files now call 'languageloaded' event
Fixed menubar logic being run before ajax call to the sub menus was completed.