ensure lib directory is added to npm package

Author: Jonathon Kelly

.gitignore

@@ -10,3 +10,6 @@ node_modules
 
 # lib
 lib
+
+# log
+*.log

package.json

@@ -3,6 +3,13 @@
   "version": "0.1.0",
   "description": "Render markdown as a React component",
   "main": "lib/index.js",
+  "files": [
+    "lib"
+  ],
+  "config": {
+    "entry": "src",
+    "output": "lib"
+  },
   "scripts": {
     "build": "babel $npm_package_config_entry --out-dir $npm_package_config_output",
     "lint": "eslint --ignore-path .gitignore .",
@@ -13,11 +20,6 @@
     "type": "git",
     "url": "git+https://[email protected]/InsidersByte/react-markdown-renderer.git"
   },
-  "config": {
-    "entry": "src",
-    "output": "lib",
-    "mainFile": "src/index.js"
-  },
   "author": "Jonathon Kelly <[email protected]>",
   "license": "MIT",
   "bugs": {