setting timeout for invokeLater from 10 to 100
new method: quizApp_invokeWhenConditionApplies(fun, condition);

this method uses timeouts as long as the given condition does not apply
bugfix and improved logging
bugfix
more invokeWhenConditionApplies ...
introduction of quizApp_loadAndInitQuiz()
bugfix
Merge branch 'master' into online-testing
new quiz-type: "pictures"
bugfixes and refactorings