implemented service instance and topic channel flattening based on new transforms-pattern

build.gradle

src/main/jastadd/flatter/rewrites/ServiceRewrites.jadd

src/main/jastadd/flatter/rewrites/SignalRewrites.jadd

...astadd/flatter/transforms/ServicePrototypeTransforms.jadd

src/main/jastadd/flatter/transforms/SignalTransforms.jadd

src/main/jastadd/flatter/transforms/TopicTransforms.jadd

src/main/java/de/tudresden/inf/st/pnml/flatter/Main.java

...esden/inf/st/pnml/flatter/template/TemplateConstants.java

...en/inf/st/pnml/flatter/transform/TransformationUtils.java

src/main/resources/elements/DinerosPlace.pnml

src/main/resources/elements/DinerosTransition.pnml

src/main/resources/templates/InputSignal.pnml

src/main/resources/templates/ServiceConnectionTemplate.pnml

src/main/resources/templates/ServiceQueueTemplate.pnml

src/main/resources/templates/TopicPublisherTemplate.pnml

...in/resources/templates/TopicSubCallbackQueueTemplate.pnml

src/main/resources/templates/TopicSubDispatcherTemplate.pnml