[FIXED] Class name Typo

[vmorale4]

I noticed that the accordion layout class is called AccordianLayout instead of AccordionLayout

http://extjs.com/deploy/gxtdocs/com/extjs/gxt/ui/client/widget/layout/AccordianLayout.html

ExtJS had this typo before I guess it might be related:
http://extjs.com/forum/showthread.php?p=72159#post72159

[darrellmeyer]

Thanks for pointing it out. I have changed all "Accordion" references to "Accordion". Changes are in SVN.