Refined returnCurrentNode
Added javadoc for public methods
Made sure getCurrentNode returns the correct node
Refined addNode
Slight refactoring of addNode
Increased readability of addNode
Made sure that addNode uses the correct method on the current node
Began work on unit tests
classpath has been modified
Added methods for testing
Implemented testing for addNode
Fixed NullPointerException
Implemented test for adding the same node
Added equals method and a way to get the word from the node