ListFrame and StudyFrame update

Made ListFrame and StudyFrame properly dispose and change visibility.
Added the class files because reasons
Study iteration complete

Study iteration is complete
Windows act like they should

Conflicts:
	SE262/bin/ListFrame$1.class
	SE262/bin/Study.class
	SE262/bin/StudyFrame$1.class
	SE262/bin/StudyFrame.class
	SE262/src/StudyFrame.java