adding in avatar url to endpoint
adding in cors support for avatar urls with filter on owning domains
adding in cors properties file
adding header to properties file
adding in a new endpoint to expose avatars and adding in CORs support with restrictions
removing unnecessary avatarId query
checking in builk of avatars
checking in avatars
merging
fixing up changes from code review
Merge pull request #230 from georgelm/master

Avatar enpoint