docs($router): Phan review

Author: posva

docs/en/essentials/getting-started.md

@@ -71,7 +71,7 @@ By injecting the router, we get access to it as `this.$router` as well as the cu
 export default {
   computed: {
     username () {
-      // We will see what params are shortly
+      // We will see what `params` is shortly
       return this.$route.params.username
     }
   },
@@ -87,6 +87,6 @@ export default {
 
 Throughout the docs, we will often use the `router` instance. Keep in mind that `this.$router` is exactly the same as using `router`. The reason we use `this.$router` is because we don't want to import the router in every single component that needs to manipulate routing.
 
-You can also checkout this example [live](http://jsfiddle.net/yyx990803/xgrjzsup/).
+You can also check out this example [live](http://jsfiddle.net/yyx990803/xgrjzsup/).
 
 Notice that a `<router-link>` automatically gets the `.router-link-active` class when its target route is matched. You can learn more about it in its [API reference](../api/router-link.md).