I recently got some questions about how to version components. Happily
enough someone just wrote a helpful blog post on the topic, which I
recommend you have a look at to get a basic idea.
The more verbose TL;DR version, which is also linked from this blog post,
is the semver site: http://semver.org/
Jeroen De Dauw
Don't panic. Don't be evil. ~=[,,_,,]:3