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Added poc pluginhook in bash
Renamed zero-downtime to preboot and added checks
Updated README and HISTORY
Update README.md
Make CURL silent when doing checks during zero-downtime
Added data volumes plugin: persistent volumes
Update README.md
Fixed 'No such file or directory' when looking for CONTAINERS
Fixed missing .volumes directory
Fixed DEB_BRANCH in Makefile
Update dokku-installer.rb

Suggest only the first available ssh public key from /root/authorized_keys
Merge pull request #1 from icnagy/master

Fixed authorized_keys parse in dokku-installer.rb
Fixed redis data storage
Fixed linking of data volumes where volume name is the same as application name
Allow to create host volumes when logged as root
Fixed hangs on ssh commands #2
Updated HISTORY and README