Released version 2.2.4

• Container: shows suggestions for missing components

For the details you can have a look at the diff.

Released version 2.2.3

• travis: migrating to container-based infrastructure
• improved coding style

For the details you can have a look at the diff.

Released version 2.2.2

• Component: attached() is called only once for each object #2

For the details you can have a look at the diff.

Released version 2.2.1

• Container::getComponent() uses better exception message when component has parent #1

Released version 2.2.0

The first standalone release. For more information see readme.md.