Updatedd UI for Refactored View.

Minor fix to a link in the README

Fix for Issue #80, "Click on nodes in the GUI is not accurate in some circumstances." 

Fix for Issue #80, "Click on nodes in the GUI is not accurate in some circumstances."  Code was incorrectly adjusting for the top left corner of the DefaultView as if the coordinates were absolute.  However, when the DefaultMouseManger does a lookup to see which element is at the mouse coordinate it uses the View/JPanel's relative mouse click coordinates. (With restored name spelling)

Fix for Issue #80, "Click on nodes in the GUI is not accurate in some circumstances."  Code was incorrectly adjusting for the top left corner of the DefaultView as if the coordinates were absolute.  However, when the DefaultMouseManger does a lookup to see which element is at the mouse coordinate it uses the View/JPanel's relative mouse click coordinates.

Update POM: remove scala.version classifier, update version to 1.3-SNAPSHOT, remove obfuscation for org.graphstream.**

This mode doubles the stroke around any object.