Some more work on the GUI

pom.xml

src/main/java/de/hhu/ba/yoshikoWrapper/core/Core.java

...ain/java/de/hhu/ba/yoshikoWrapper/core/NetworkParser.java

...n/java/de/hhu/ba/yoshikoWrapper/gui/DoubleInputField.java

...main/java/de/hhu/ba/yoshikoWrapper/gui/EditCostPanel.java

src/main/java/de/hhu/ba/yoshikoWrapper/gui/FormatHelper.java

src/main/java/de/hhu/ba/yoshikoWrapper/gui/MainPanel.java

.../de/hhu/ba/yoshikoWrapper/gui/ModificationCostMapper.java

.../java/de/hhu/ba/yoshikoWrapper/swig/LibraryInterface.java

...va/de/hhu/ba/yoshikoWrapper/swig/LibraryInterfaceJNI.java