clean up

.idea/misc.xml

.idea/uiDesigner.xml

lib/charm-glisten-6.0.2.jar

notenmanager.iml

pom.xml

src/main/java/com/example/dto/Calcuable.java

src/main/java/com/example/dto/Course.java

src/main/java/com/example/dto/CoursesOfStudy.java

src/main/java/com/example/dto/Enrollment.java

src/main/java/com/example/dto/Lecturer.java

src/main/java/com/example/dto/Main.java

src/main/java/com/example/dto/Student.java

src/main/java/com/example/dto/UniversityMember.java

...main/java/com/example/dto/enumeration/BachelorDegree.java

...in/java/com/example/dto/enumeration/BachelorSemester.java

src/main/java/com/example/dto/enumeration/CourseType.java

src/main/java/com/example/dto/enumeration/ExamType.java

src/main/java/com/example/dto/enumeration/FieldOfStudy.java

src/main/java/com/example/dto/enumeration/Gender.java

src/main/java/com/example/dto/enumeration/Mark.java