Fix some leaks and an uninitialized variable, based on warnings from the clang analyzer.

Classes/ProgressViews/M13ProgressViewBorderedBar.m

@@ -406,7 +406,7 @@
     }
     
     //Draw the path
-    CGRect rect;
+    CGRect rect = CGRectZero;
     if (_progressDirection == M13ProgressViewBorderedBarProgressDirectionLeftToRight) {
         rect = CGRectMake(_borderWidth * 2, _borderWidth * 2, (self.bounds.size.width - (4 * _borderWidth)) * self.progress, self.bounds.size.height - (4 * _borderWidth));
     } else if (_progressDirection == M13ProgressViewBorderedBarProgressDirectionRightToLeft) {

Classes/ProgressViews/M13ProgressViewSegmentedBar.m

@@ -353,6 +353,8 @@
     }
     //Set the paths to the layer
     _progressLayer.path = pathRef;
+
+    CGPathRelease(pathRef);
 }
 
 - (void)drawBackground
@@ -420,6 +422,8 @@
     }
     //Set the paths to the layer
     _backgroundLayer.path = pathRef;
+
+    CGPathRelease(pathRef);
 }
 
 - (void)drawIndeterminate
@@ -496,6 +500,10 @@
     //Set the paths to the layer
     _progressLayer.path = progressPathRef;
     _backgroundLayer.path = backgroundPathRef;
+
+    CGPathRelease(progressPathRef);
+    CGPathRelease(backgroundPathRef);
+
     //increase the index by one for movement
     indeterminateIndex += 1;
     if (indeterminateIndex == numberOfSegmentsToBeColored + _numberOfSegments) {

Classes/ProgressViews/M13ProgressViewSegmentedRing.m

@@ -533,6 +533,8 @@
     
     //Set the path
     _backgroundLayer.path = pathRef;
+
+    CGPathRelease(pathRef);
 }
 
 - (void)drawProgress
@@ -572,6 +574,8 @@
     //Set the path
     _progressLayer.path = pathRef;
     
+    CGPathRelease(pathRef);
+
     //Update label
     _percentageLabel.text = [_percentageFormatter stringFromNumber:[NSNumber numberWithFloat:self.progress]];
 }