Added assignment file.

Added some comments.

Added help text.

Added findElement() and appendList() to the graphical interface. Fixed other things with addAt(int, T).

Removed all trailing spaces and changed all spaces to tabs.

Added a working MainWindow.java with components, which will use JFrame.

Renamed MainTest.java to IListTest.java.

Added append(IList<T>).

Added comments. Added test for find(T).

Added function clear().

Fixed more tests.

Added function removeAt(int).

Added so that the function addAt(int, T) can use position now.

Added IList, List and a testing file. Now prints out all items added.

Initial commit.