Updated the lists of office online file extensions
Updated the lists of office online file extensions

Extended the list of file extensions that receive office online icons and 'open in' text.
mlorb/scinote-web,Ducz0r/scinote-web,Ducz0r/scinote-web,mlorb/scinote-web,mlorb/scinote-web,Ducz0r/scinote-web