added test dialog for property widgets
bugfix
improving tests bugfixes and refoctoring
tesating now also icons
refactoring
refactoring
allowing to attach lamdas to properties
showing now the test dialog always
running the tests is now done using the menubar
added tests
simplified comparison
bugfix
started adding property buttons
the widget gets now destroyed when the object with properties does
added lamnbda helper class
nothing
Refactoring
bugfix
refactoring renamed Property to MetaProperty
refactoring