[csharp] Fix and cleanup a few typos.

spine-csharp/src/Animation.cs

@@ -581,7 +581,7 @@ namespace Spine {
 			}
 
 			float[] frames = this.frames;
-			if (time < frames[0]) {
+			if (time < frames[0]) { // Time is before first frame.
 				if (setupPose) {
 					attachmentName = slot.data.attachmentName;
 					slot.Attachment = attachmentName == null ? null : skeleton.GetAttachment(slotIndex, attachmentName);

spine-csharp/src/AnimationState.cs

@@ -228,7 +228,7 @@ namespace Spine {
 				if (rotateTimeline != null) {
 					ApplyRotateTimeline(rotateTimeline, skeleton, animationTime, alpha, setupPose, timelinesRotation, i << 1, firstFrame);
 				} else {
-					if (setupPose) {
+					if (!setupPose) {
 						if (!attachments && timeline is AttachmentTimeline) continue;
 						if (!drawOrder && timeline is DrawOrderTimeline) continue;
 					}
@@ -236,7 +236,7 @@ namespace Spine {
 				}
 			}
 
-			QueueEvents(entry, animationTime);
+			QueueEvents(from, animationTime);
 			from.nextAnimationLast = animationTime;
 			from.nextTrackLast = from.trackTime;
 

spine-csharp/src/SkeletonBounds.cs

@@ -82,7 +82,7 @@ namespace Spine {
 			}
 
 			if (updateAabb) {
-				aabbCompute();
+				AabbCompute();
 			} else {
 				minX = int.MinValue;
 				minY = int.MinValue;
@@ -91,7 +91,7 @@ namespace Spine {
 			}
 		}
 
-		private void aabbCompute () {
+		private void AabbCompute () {
 			float minX = int.MaxValue, minY = int.MaxValue, maxX = int.MinValue, maxY = int.MinValue;
 			ExposedList<Polygon> polygons = Polygons;
 			for (int i = 0, n = polygons.Count; i < n; i++) {
@@ -204,7 +204,7 @@ namespace Spine {
 			return false;
 		}
 
-		public Polygon getPolygon (BoundingBoxAttachment attachment) {
+		public Polygon GetPolygon (BoundingBoxAttachment attachment) {
 			int index = BoundingBoxes.IndexOf(attachment);
 			return index == -1 ? null : Polygons.Items[index];
 		}