fix ssr QR code scan problem

https://github.com/qinyuhang/ShadowsocksX-NG/issues/59

ShadowsocksX-NG/Info.plist

@@ -17,7 +17,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.3.6-R8</string>
+	<string>1.3.7-R8</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleURLTypes</key>
@@ -48,7 +48,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>2</string>
+	<string>1</string>
 	<key>LSApplicationCategoryType</key>
 	<string>public.app-category.utilities</string>
 	<key>LSMinimumSystemVersion</key>