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
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
Fixed race condition with rimraf
Try catch rimraf
(Issue 878) Remove @api private from public method
(Issue 879) Fix intermittent test failure in revision filter test
Touched up some comments