(Issue 858) Do not create Etherpad table from Hilary as the etherpad driver does that
(Issue 858) Configure Etherpad to talk to Cassandra in TravisCI
(Issue 858) Shoo away crummy cats
(Issue 858) Changing etherpad keyspace to 'etherpad' instead of 'oae'
Store principal profile pictures in new directory
Add ability to get permanent signed download url
remove calls to shelljs from previewprocessor
add meaningful error message
fix recursive cleanup
Merge pull request #858 from mrvisser/issue-858

Remove "Etherpad" table creation from the content module's init sequence
do directory deletion with rimraf
remove unused imports
Merge branch 'ppshell' of https://github.com/stuartf/Hilary into ppshell
fix code review issues
Follow up on removing shelljs
Merge branch 'ppshell' of https://github.com/stuartf/Hilary into ppshell
Fixed regressions
Merge branch 'master' of https://github.com/oaeproject/Hilary
Only log on error
(Issue 878) Fix intermittent test failure when creating a tenant