Delegate additional work from Command class to individual services
Move file_contents into Basic to be available to all Services
Support host volumes and explicit run commands for containers
Split off separate RailsCodebase container from RailsServer
Add swap file as part of Docker installation
Remove pid from any previously stopped instance when starting rails server
Move additional app-specific logic from Command to RailsApplication
Use tags to track docker image revisions
Improve console messages for deployment steps
Slight cleanup of RailsCodebase and RailsServer
Pull out configuration into Conjure.config
Rename docker 'container' to 'image'
Split off docker container responsibilities into separate class
Pull out aggregate container operations into ContainerSet
Further separation of image/container concerns
Make docker images chainable
Consolidate Postgres stuff into PostgresDatabase class
Split up rails server into base and server containers
Simplify service creation in RailsApplication
[#22] Add "log" command to view the Rails log