use splitfile for multi part uploads
Merge branch 'use-splitfile-for-s3-target' of git://github.com/gregbanks/mongodb-backup-system into gregbanks-use-splitfile-for-s3-target
jsonifying restore-backup rest command
Fixing cleanup of failed tasks
Only upload restore log file when its available
Ensure mongoctl gets pulls from github rather than pypi
Handle single database backups in restore source/dest mapping
Adding backup source builders