```ruby
module EY
  VERSION = '2.2.0'
  ENGINEYARD_SERVERSIDE_VERSION = ENV['ENGINEYARD_SERVERSIDE_VERSION'] || '2.2.0'
end
```

Add .pre for next release
user
```ruby
module EY
  VERSION = '2.2.1.pre'
  ENGINEYARD_SERVERSIDE_VERSION = ENV['ENGINEYARD_SERVERSIDE_VERSION'] || '2.2.0'
end
```
assistant