delete long and uncessary files

• /.idea/libraries/JMapViewer.xml
• /.idea/libraries/JMapViewer1.xml
• /.idea/.gitignore
• /.idea/checkstyle-idea.xml
• /.idea/google-java-format.xml
• /.idea/kortestvei.iml
• /.idea/misc.xml
• /.idea/modules.xml
• /.idea/uiDesigner.xml
• /.idea/vcs.xml
• /Graf.class
• /interessepkt.txt
• /kanter.txt
• /Navi.class
• /noder.txt
• /path_coordinates.txt
• /vindu.class
• /vindu$1.class
• /vindu$2.class
• /vindu$3.class
• /vindu$4.class