Generated HelloWorldBundle under Bookkeeper vendor.
Print first 'Hello world' message.
Generated new 'ManagerBundle' bundle.
Setting Up Routes.
Defining our controller.
Laying out our templates.
Working with entities.
README file with lists of commands used.
Building forms and form types.
Renamed 'submit' to 'save'.
Testing form within the controller.
Removed test form.
Creating new books.
Reading books.
Updating books.
Deleting books.
Merge branch 'develop'