Graphing forums fix for reading from s3
Graphing forums fix for reading from s3

caesar2164/edx-platform,jbassen/edx-platform,jbassen/edx-platform,Stanford-Online/edx-platform,jbassen/edx-platform,Stanford-Online/edx-platform,Stanford-Online/edx-platform,jbassen/edx-platform,Stanford-Online/edx-platform,caesar2164/edx-platform,caesar2164/edx-platform,jbassen/edx-platform,caesar2164/edx-platform