Adding incremental, encrypted, off-site backups to amazon s3 using
duplicity. Backs up user files (on the "monitoring" machine) and each
individual cassandra node.
Pointing repository to oaeproject instead of Jimdo
Removing unneeded s3cfg.erb template
Merge pull request #22 from mrvisser/s3backup

Introduces encrypted, incremental, off-site Amazon s3 backups using duplicity