Add podspec file.

RNDeviceInfo.podspec

+Pod::Spec.new do |s|
+  s.name         = "RNDeviceInfo"
+  s.version      = "0.4.0"
+  s.summary      = "Device Information for react-native"
+
+  s.homepage     = "https://github.com/rebeccahughes/react-native-device-info"
+
+  s.license      = "MIT"
+  s.platform     = :ios, "7.0"
+
+  s.source       = { :git => "https://github.com/rebeccahughes/react-native-device-info", :head }
+
+  s.source_files  = "RNDeviceInfo/*.{h,m}"
+
+end

package.json

@@ -13,7 +13,8 @@
     "ios",
     "android",
     "device",
-    "events"
+    "events",
+    "cocoapod"
   ],
   "author": "Rebecca Hughes <rebecca@learnium.net> (https://github.com/rebeccahughes)",
   "license": "MIT",