fix package.json license field and description

Author: code-matt

package.json

@@ -1,7 +1,7 @@
 {
   "name": "react-native-replaykit",
-  "version": "1.0.2",
-  "description": "",
+  "version": "1.0.4",
+  "description": "A React Native module to access ReplayKit Screen Recording Framework on iOS",
   "main": "index.js",
   "license" : "MIT",
   "scripts": {
@@ -14,10 +14,8 @@
   "keywords": [
     "react-native replaykit screenrecord ios"
   ],
-  "author": "",
-  "license": "",
+  "author": "Matt Thompson",
   "peerDependencies": {
-    "react-native": "^0.41.2",
-    "react-native-windows": "0.41.0-rc.1"
+    "react-native": "^0.41.2"
   }
 }