Update READMEs of all of the packages (#210)

Author: jshcrowthe

packages/app/README.md

@@ -1,4 +1,4 @@
-# `@firebase/app`
+# @firebase/app
 
 This is the primary entrypoint to the Firebase JS SDK. **All apps using firebase
 will need this package**. Other `@firebase` packages are typically mounted on to

packages/auth/README.md

@@ -1,7 +1,7 @@
-# `@firebase/auth`
+# @firebase/auth
 
 This is the authentication component for the Firebase JS SDK. It has a peer 
-dependency on the [`@firebase/app`](https://npm.im) package on NPM. This package
+dependency on the [`@firebase/app`](https://npm.im/@firebase/app) package on NPM. This package
 is included by default in the [`firebase`](https://npm.im/firebase) wrapper
 package.
 

packages/database/README.md

@@ -1,7 +1,7 @@
-# `@firebase/database`
+# @firebase/database
 
 This is the realtime database component for the Firebase JS SDK. It has a peer
-dependency on the [`@firebase/app`](https://npm.im) package on NPM. This package
+dependency on the [`@firebase/app`](https://npm.im/@firebase/app) package on NPM. This package
 is included by default in the [`firebase`](https://npm.im/firebase) wrapper
 package.
 

packages/firestore/README.md

@@ -1,7 +1,7 @@
-# `@firebase/firestore`
+# @firebase/firestore
 
 This is the Firestore component for the Firebase JS SDK. It has a peer
-dependency on the [`@firebase/app`](https://npm.im) package on NPM. This package
+dependency on the [`@firebase/app`](https://npm.im/@firebase/app) package on NPM. This package
 **is not** included by default in the [`firebase`](https://npm.im/firebase)
 wrapper package.
 

packages/messaging/README.md

@@ -1,7 +1,7 @@
-# `@firebase/messaging`
+# @firebase/messaging
 
 This is the messaging component for the Firebase JS SDK. It has a peer
-dependency on the [`@firebase/app`](https://npm.im) package on NPM. This package
+dependency on the [`@firebase/app`](https://npm.im/@firebase/app) package on NPM. This package
 is included by default in the [`firebase`](https://npm.im/firebase) wrapper
 package.
 

packages/polyfill/README.md

@@ -1,4 +1,4 @@
-# `@firebase/polyfill`
+# @firebase/polyfill
 
 This is the a set of polyfills/shims used by the Firebase JS SDK. This package
 is completely standalone and can be loaded to standardize environments for use

packages/storage/README.md

@@ -1,7 +1,7 @@
-# `@firebase/storage`
+# @firebase/storage
 
 This is the storage component for the Firebase JS SDK. It has a peer
-dependency on the [`@firebase/app`](https://npm.im) package on NPM. This package
+dependency on the [`@firebase/app`](https://npm.im/@firebase/app) package on NPM. This package
 is included by default in the [`firebase`](https://npm.im/firebase) wrapper
 package.
 

packages/util/README.md

@@ -1,4 +1,4 @@
-# `@firebase/util`
+# @firebase/util
 
 _NOTE: This is specifically tailored for Firebase JS SDK usage, if you are not a
 member of the Firebase team, please avoid using this package_
@@ -18,7 +18,7 @@ $ npm install @firebase/util
 **ES Modules**
 
 ```javascript
-import { Deferrred } from '@firebase/util';
+import { Deferred } from '@firebase/util';
 
 // Do stuff with Deferred or any of the other Utils you import
 ```