Methods:
<boolean>setTest <node>action Sets the test to connect the arrow from.
<boolean>setActionList <node>actionList Sets the action list to connect the arrow to.
<node>getTest() Returns the test the arrow is connected from.
<node>getActionList() Returns the Action Test the arrow is connected to.
<boolean>activate() Activates the arrow.
<boolean>deactivate() Deactivates the arrow.
<boolean>isActive() Returns true if the arrow is active, false if it is not.