Updated the kieker-jar and the flow editor; Started with a facade to manage the projects and analyses; removed some unnecessary exceptions

Updated the kieker-jar; description of the properties is not used; Updated the flow editor; Updated the example

Updated the kieker-jar; Moved a lot of code (for the graph) from CurrentAnalysisEditorBean.java into the new CurrentAnalysisEditorGraphBean.java; Removed the connections from the bean; Started with the usage of the correct class loader within CurrentAnalysisEditorBean.java; Made sure that the kieker-jar is now used for every project by default.