Added circular progressbar library and adjusted Moelven logos

src/main/java/com/application/DB/DB.java

...ain/java/com/application/GUI/ProgressCircleIndicator.java

src/main/java/com/application/GUI/RingProgressIndicator.java

...n/java/com/application/GUI/RingProgressIndicatorSkin.java

src/main/java/com/application/Main.java

src/main/resources/com.application/CSS/circleprogress.css

src/main/resources/com.application/CSS/ringprogress.css

src/main/resources/com.application/CSS/styleSheet.css

...sources/com.application/GUI/graphical_user_interface.fxml

src/main/resources/com.application/GUI/moelven_logo_m.jpg

src/main/resources/com.application/GUI/moelven_logo_m.png

...main/resources/com.application/GUI/moelven_logo_title.jpg

...main/resources/com.application/GUI/moelven_logo_title.png

target/classes/com.application/CSS/circleprogress.css

target/classes/com.application/CSS/ringprogress.css

target/classes/com.application/CSS/styleSheet.css

target/classes/com.application/GUI/moelven_logo_m.jpg

target/classes/com.application/GUI/moelven_logo_m.png

target/classes/com.application/GUI/moelven_logo_title.jpg

target/classes/com.application/GUI/moelven_logo_title.png