adds new work packages statuses
changes the default data
add rights to view time entries to role member
adds new workflows and two minor changes
adds new default email setting
fixes admin controller test
fixes default data test
adds a comment
Merge pull request #1714 from opf/backport/1708

Backport/1708
Allow to load ERB variables from config file.
Generate fake secret token when precompiling.
Allow to configure settings with rake task
Add files required for packaging OpenProject with Packager.io
Use ADMIN_EMAIL to set default admin email
Move unicorn definition to main Gemfile
Add check script
Save config
Set serve_static_assets = true in case apache is not configured to serve assets.
Add unicorn config.
Set default web concurrency to 2