replaced more figures with new ones.

org.fortiss.af3.rcp.help/html/ModandSim/data_dictionary.html

org.fortiss.af3.rcp.help/html/ModandSim/mode_automaton.html

...lp/html/ModandSim/pictures/DataDictionary.Definitions.png

...help/html/ModandSim/pictures/DataDictionary.Evaluator.png

...help/html/ModandSim/pictures/modes.add_mode_automaton.png

...odandSim/pictures/modes.example_mode_component_struct.png

...3.rcp.help/html/ModandSim/pictures/modes.initial_mode.png

...p/html/ModandSim/pictures/modes.mode_automaton_editor.png

....help/html/ModandSim/pictures/modes.switch_blendpoint.png

...ortiss.af3.rcp.help/html/ModandSim/pictures/opa-items.png