added some project files

README.md

pom.xml

src/main/java/gruppe2/imagingapplication/ContentManager.java

src/main/java/gruppe2/imagingapplication/Export.java

src/main/java/gruppe2/imagingapplication/ImageData.java

src/main/java/gruppe2/imagingapplication/MetImaApp.java

...ruppe2/imagingapplication/gui/AddImagePageController.java

...gruppe2/imagingapplication/gui/GalleryPageController.java

...va/gruppe2/imagingapplication/gui/HomePageController.java

...ava/gruppe2/imagingapplication/gui/MetImaApplication.java

...uppe2/imagingapplication/gui/ViewImagePageController.java

src/main/resources/Icons/ic_add_box_black_48dp.png

src/main/resources/Icons/ic_delete_black_48dp.png

src/main/resources/Icons/ic_file_upload_black_48dp.png

src/main/resources/Icons/ic_home_black_48dp.png

src/main/resources/Icons/ic_image_black_48dp.png

src/main/resources/Icons/ic_picture_as_pdf_black_48dp.png

src/main/resources/Icons/ic_search_black_48dp.png

src/main/resources/META-INF/persistence.xml

...es/gruppe2/imagingapplication/gui/AddImagePage_Entry.fxml