Removed some unneeded methods.

- Removed "isImplemented" field from GameMod as all of the base mods have been implemented.
- Removed Utils.getBoundedValue() methods in preference for Utils.clamp().

Signed-off-by: Jeffrey Han <itdelatrisu@gmail.com>

src/itdelatrisu/opsu/ui/MenuButton.java

@@ -460,7 +460,7 @@ public class MenuButton {
 			return;
 
 		int d = delta * (autoAnimationForward ? 1 : -1);
-		if (Utils.getBoundedValue(time, d, 0, animationDuration) == time) {
+		if (Utils.clamp(time + d, 0, animationDuration) == time) {
 			if (reverseAtEnd)
 				autoAnimationForward = !autoAnimationForward;
 			else {

src/itdelatrisu/opsu/ui/UI.java

@@ -263,7 +263,7 @@ public class UI {
 	 */
 	public static void changeVolume(int units) {
 		final float UNIT_OFFSET = 0.05f;
-		Options.setMasterVolume(container, Utils.getBoundedValue(Options.getMasterVolume(), UNIT_OFFSET * units, 0f, 1f));
+		Options.setMasterVolume(container, Utils.clamp(Options.getMasterVolume() + (UNIT_OFFSET * units), 0f, 1f));
 		if (volumeDisplay == -1)
 			volumeDisplay = 0;
 		else if (volumeDisplay >= VOLUME_DISPLAY_TIME / 10)

src/itdelatrisu/opsu/ui/animations/AnimatedValue.java

@@ -105,7 +105,7 @@ public class AnimatedValue {
 	 * @return true if an update was applied, false if the animation was not updated
 	 */
 	public boolean update(int delta) {
-		int newTime = Utils.getBoundedValue(time, delta, 0, duration);
+		int newTime = Utils.clamp(time + delta, 0, duration);
 		if (time != newTime) {
 			this.time = newTime;
 			updateValue();