Add document for Circle Chart

@@ -115,10 +115,6 @@
         viewController.title = @"Circle Chart";
     }
     
-	
-	
-    
-
     
 }
 

 #PNChart
 
-A simple and beautiful chart lib with animation used in [Piner](https://itunes.apple.com/us/app/piner/id637706410) for iOS
-
-[![](http://dl.dropboxusercontent.com/u/1599662/pnchart.png)](http://dl.dropboxusercontent.com/u/1599662/pnchart.png)
+A simple and beautiful chart lib with **animation** used in [Piner](https://itunes.apple.com/us/app/piner/id637706410) for iOS
 
 ## Requirements
 
@@ -24,31 +22,56 @@ You will need LLVM 3.0 or later in order to build PNChart.
 
 [CocoaPods](http://cocoapods.org) is the recommended way to add PNChart to your project.
 
-1. Add a pod entry for PNChart to your Podfile `pod 'PNChart', '~> 0.1.8'`
+1. Add a pod entry for PNChart to your Podfile `pod 'PNChart', '~> 0.2.0'`
 2. Install the pod(s) by running `pod install`.
 3. Include PNChart wherever you need it with `#import "PNChart.h"`.
 
 
 ### Copy the PNChart folder to your project
 
+#### Line Chart
+
+[![](https://dl.dropboxusercontent.com/u/1599662/line.png)](https://dl.dropboxusercontent.com/u/1599662/line.png)
+
 ```objective-c
   #import "PNChart.h"
 
   //For LineChart
-  PNChart * lineChart = [[PNChart alloc] initWithFrame:CGRectMake(0, 75.0, SCREEN_WIDTH, 200.0)];
+  PNChart * lineChart = [[PNChart alloc] initWithFrame:CGRectMake(0, 135.0, SCREEN_WIDTH, 200.0)];
   [lineChart setXLabels:@[@"SEP 1",@"SEP 2",@"SEP 3",@"SEP 4",@"SEP 5"]];
-  [lineChart setYValues:@[@"1",@"10",@"2",@"6",@"3"]];
+  [lineChart setYValues:@[@1, @10, @2, @6, @3]];
   [lineChart strokeChart];
 
+```
+
+[![](https://dl.dropboxusercontent.com/u/1599662/bar.png)](https://dl.dropboxusercontent.com/u/1599662/bar.png)
+
+```objective-c
+  #import "PNChart.h"
+
   //For BarChart
-  PNChart * barChart = [[PNChart alloc] initWithFrame:CGRectMake(0, 75.0, SCREEN_WIDTH, 200.0)];
+  PNChart * barChart = [[PNChart alloc] initWithFrame:CGRectMake(0, 135.0, SCREEN_WIDTH, 200.0)];
   barChart.type = PNBarType;
   [barChart setXLabels:@[@"SEP 1",@"SEP 2",@"SEP 3",@"SEP 4",@"SEP 5"]];
-  [barChart setYValues:@[@"1",@"10",@"2",@"6",@"3"]];
+  [barChart setYValues:@[@1,  @10, @2, @6, @3]];
   [barChart strokeChart];
 
-  //By strokeColor you can change the chart color
-  [barChart setStrokeColor:PNTwitterColor];
+```
+
+[![](https://dl.dropboxusercontent.com/u/1599662/circle.png)](https://dl.dropboxusercontent.com/u/1599662/circle.png)
+
+
+```objective-c
+  #import "PNChart.h"
+
+  //For CircleChart
+
+  PNChart * circleChart = [[PNChart alloc] initWithFrame:CGRectMake(0, 135.0, SCREEN_WIDTH, 200.0)];
+  circleChart.type = PNCircleType;
+  circleChart.total = [NSNumber numberWithInt:100];
+  circleChart.current = [NSNumber numberWithInt:60];
+  [circleChart strokeChart];
+
 ```
 
 ## License