docs(guides): update renamed guide links

Author: skipjack

components/footer/footer.jsx

@@ -10,7 +10,7 @@ export default (props) => {
     <footer className="footer">
       <Container className="footer__inner">
         <section className="footer__left">
-          <Link className="footer__link" to="/guides/get-started">Get Started</Link>
+          <Link className="footer__link" to="/guides/getting-started">Get Started</Link>
           <Link className="footer__link" to="/organization">Organization</Link>
           <Link className="footer__link" to="/support">Support</Link>
           <Link className="footer__link" to="/guides/why-webpack#comparison">Comparison</Link>

content/api/cli.md

@@ -279,7 +279,7 @@ These options allow webpack to display various [stats](/configuration/stats/) an
 | Shortcut | Replaces                                                         |
 |----------|------------------------------------------------------------------|
 | -d       | --debug --devtool eval-cheap-module-source-map --output-pathinfo |
-| -p       | --optimize-minimize --define process.env.NODE_ENV="production", see [building for production](/guides/production-build)   |
+| -p       | --optimize-minimize --define process.env.NODE_ENV="production", see [building for production](/guides/production) |
 
 
 ### Profiling

content/concepts/entry-points.md

@@ -6,7 +6,7 @@ contributors:
   - chrisVillanueva
 ---
 
-Like we mentioned in the [introduction](/guides/get-started/#using-webpack-with-a-config), there are multiple ways to define the `entry` property in your webpack configuration. We will show you the ways you **can** configure the `entry` property, in addition to explaining why it may be useful to you.
+As mentioned in [Getting Started](/guides/getting-started/#using-a-configuration), there are multiple ways to define the `entry` property in your webpack configuration. We will show you the ways you **can** configure the `entry` property, in addition to explaining why it may be useful to you.
 
 
 ## Single Entry (Shorthand) Syntax