Currently works for Rogues; Druid support TBD, need to level a Druid to 20 to test.
Changes color right before energy ticks. Can look into allowing user to change bar colors and bar orientation (vertical or horizontal)
Displays current energy. I messed around with displaying predicted energy upon tick completion, but it can be confusing since energy gains are not always +20
Can be dragged into position on screen.
Download file, move Gold-Bar folder into your AddOns folder.