iOS 国际化，pList文件配置

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
  <dict>
    <key>CFBundleDevelopmentRegion</key>
    <string>en</string>
    <key>CFBundleLocalizations</key>
    <array>
      <string>en</string>
      <string>zh_CN</string>
    </array>
    <key>CFBundleDisplayName</key>
    <string>iSocialApp</string>
    <key>CFBundleExecutable</key>