create main entry points, restructure utils

...ava/de/tudresden/inf/st/ros3rag/common/Configuration.java

...de/tudresden/inf/st/ros3rag/common/DataConfiguration.java

...rc/main/java/de/tudresden/inf/st/ros3rag/common/Util.java

ros3rag.common/src/main/resources/jastadd/types.connect

ros3rag.common/src/main/resources/jastadd/types.jadd

ros3rag.common/src/main/resources/jastadd/types.relast

ros3rag.common/src/main/resources/tasks.gradle

ros3rag.placeA/build.gradle

ros3rag.placeA/src/main/jastadd/WorldModelA.relast

ros3rag.placeA/src/main/jastadd/shared

...laceA/src/main/java/de/tudresden/inf/st/placeA/MainA.java

...src/main/java/de/tudresden/inf/st/placeA/SimpleMainA.java

...laceA/src/main/java/de/tudresden/inf/st/placeA/UtilA.java

ros3rag.placeA/src/main/resources/config-a.yaml

ros3rag.placeA/src/main/resources/config-scene-a.json

ros3rag.placeB/build.gradle

ros3rag.placeB/src/main/jastadd/WorldModelB.connect

ros3rag.placeB/src/main/jastadd/WorldModelB.jadd

ros3rag.placeB/src/main/jastadd/WorldModelB.relast

ros3rag.placeB/src/main/jastadd/shared