Fixed permanent tint in label and button when canceling the click.

library/src/main/java/com/github/clans/fab/FloatingActionButton.java

@@ -557,9 +557,16 @@ public boolean onTouchEvent(MotionEvent event) {
                     if (label != null) {
                         label.onActionUp();
                     }
+                    onActionUp();
                     break;
-            }
 
+                case MotionEvent.ACTION_CANCEL:
+                    if (label != null) {
+                        label.onActionUp();
+                    }
+                    onActionUp();
+                    break;
+            }
             mGestureDetector.onTouchEvent(event);
         }
         return super.onTouchEvent(event);

library/src/main/java/com/github/clans/fab/Label.java

@@ -291,6 +291,11 @@ public boolean onTouchEvent(MotionEvent event) {
                 onActionUp();
                 mFab.onActionUp();
                 break;
+
+            case MotionEvent.ACTION_CANCEL:
+                onActionUp();
+                mFab.onActionUp();
+                break;
         }
 
         mGestureDetector.onTouchEvent(event);