Merge branch 'upload-page' into 'dev'

javadoc/NTNU/IDATT1002/controllers/UploadedSingle.html

pom.xml

src/main/java/NTNU/IDATT1002/controllers/DataExchange.java

src/main/java/NTNU/IDATT1002/controllers/Upload.java

src/main/java/NTNU/IDATT1002/controllers/UploadImages.java

...ain/java/NTNU/IDATT1002/controllers/UploadedMultiple.java

src/main/java/NTNU/IDATT1002/controllers/UploadedSingle.java

src/main/java/NTNU/IDATT1002/controllers/ViewAlbum.java

...in/java/NTNU/IDATT1002/repository/AbstractRepository.java

src/main/java/NTNU/IDATT1002/repository/Repository.java

src/main/java/NTNU/IDATT1002/service/AlbumService.java

src/main/java/NTNU/IDATT1002/utils/MetaDataExtractor.java

src/main/resources/NTNU/IDATT1002/upload_images.fxml

src/main/resources/NTNU/IDATT1002/uploaded_multiple.fxml

src/main/resources/NTNU/IDATT1002/view_album.fxml