Move common setUp logic to base test class
Specify and document class properties
Remove emnbedContent as class attribute and use its value from node body instead
Rename name of the tests to remove trailing 'test' in getInfo()
Merge pull request #61 from cs-shadow/rename-tests

Rename name of the tests to remove trailing 'test' in getInfo()
Merge pull request #60 from cs-shadow/test-baseclass

Move common setUp functions to a base class
Use save callback to create widget
Merge pull request #62 from cs-shadow/save-callback

Use save callback to create widget