add pod file

+Pod::Spec.new do |s|
+  s.name             = "YHExplorer"
+  s.version          = "1.0.0"
+  s.summary          = "Integrated WebView with Cordova"
+  s.description      = <<-DESC
+                       An WebView Kit integrated with Cordova.
+                       DESC
+  s.homepage         = ""
+  s.license          = 'MIT'
+  s.author           = { "xugaoqiang" => "eric.xu@yoho.cn" }
+  s.source           = { :git => "http://git.dev.yoho.cn/utility/yhexplorer.git", :tag => s.version.to_s }
+
+  s.platform     = :ios, '6.0'
+  s.requires_arc = true
+
+  s.source_files = 'YHExplorer/*'
+  # s.resources = 'Assets'
+
+  # s.ios.exclude_files = 'Classes/osx'
+  # s.osx.exclude_files = 'Classes/ios'
+  # s.public_header_files = 'Classes/**/*.h'
+  s.frameworks = 'Foundation', 'CoreGraphics', 'UIKit'
+
+end