Merge pull request #40 from mkj-is/master

Fixes two Xcode 6 warnings

Author: Marxon13

Classes/ProgressViews/M13ProgressViewMetro.h

@@ -15,7 +15,7 @@ typedef enum {
 } M13ProgressViewMetroAnimationShape;
 
 /**The layer that the `M13ProgressViewMetro` animates.*/
-@interface M13ProgressViewMetroDot : CALayer <NSCopying>
+@interface M13ProgressViewMetroDot : CALayer
 
 /**Wether or not the dot is highlighted. The dot becomes highlighted to show progress.*/
 @property (nonatomic, assign) BOOL highlighted;

Classes/ProgressViews/M13ProgressViewStripedBar.m

@@ -39,7 +39,7 @@ @interface M13ProgressViewStripedBar ()
 /**The action currently being performed.*/
 @property (nonatomic, assign) M13ProgressViewAction currentAction;
 /**The stripes layer.*/
-@property (nonatomic, retain) CAShapeLayer *stripesLayer;
+@property (nonatomic, retain) CALayer *stripesLayer;
 @end
 
 @implementation M13ProgressViewStripedBar