Add private podspec

@@ -3,7 +3,7 @@ Pod::Spec.new do |s|
   s.version      = "0.2.2"
   s.summary      = "A simple and beautiful chart lib with animation used in Piner for iOS"
 
-  s.homepage     = "https://github.com/kevinzhow/PNChart"
+  s.homepage     = "https://github.com/moflo/PNChart"
   s.screenshots  = "https://github-camo.global.ssl.fastly.net/ea8565b7a726409d5966ff4bcb8c4b9981fb33d3/687474703a2f2f646c2e64726f70626f7875736572636f6e74656e742e636f6d2f752f313539393636322f706e63686172742e706e67"
 
   s.license      = { :type => 'MIT', :file => 'LICENSE' }
@@ -11,7 +11,7 @@ Pod::Spec.new do |s|
   s.author       = { "Kevin" => "kevinchou.c@gmail.com" }
 
   s.platform     = :ios, '6.0'
-  s.source       = { :git => "https://github.com/kevinzhow/PNChart.git", :tag => s.version.to_s }
+  s.source       = { :git => "https://github.com/moflo/PNChart.git", :tag => s.version.to_s }
 
   s.ios.dependency 'UICountingLabel', '~> 1.0.0'