Enabled the ability to specify the parameter 'minEnergyThreshold' in springyui.js. Also made the default value in springyui be very small, in order to cause the animation to end/stop smoothly.
Enabled the ability to specify the parameter 'minEnergyThreshold' in springyui.js.
Also made the default value in springyui be very small, in order to cause the animation to end/stop smoothly.

dhotson/springy,shigeruNakajima/springy,tigerleapgorge/springy,dabobert/springy,tigerleapgorge/springy,pingjiang/springy,kidylee/springy,dhotson/springy,shigeruNakajima/springy,pingjiang/springy,dabobert/springy,kidylee/springy