Add missing comma and missing word (#228)

Author: trevorstinson

content/collections/docs/antlers.md

@@ -132,7 +132,7 @@ national_parks:
   - Redwood
 ```
 
-As you may have guessed, you can access the variable with `{{ national_parks }}`. Since this is an array though, that's only the beginning. Add a closing tag, `{{ /national_parks }}` and some helper variables you can use display the bits inside, and you're in action. You can fetch the key (the order, starting from zero) with `{{ key }}` and the value (the reason we’re here) with `{{ value }}`.
+As you may have guessed, you can access the variable with `{{ national_parks }}`. Since this is an array though, that's only the beginning. Add a closing tag, `{{ /national_parks }}`, and some helper variables you can use to display the bits inside, and you're in action. You can fetch the key (the order, starting from zero) with `{{ key }}` and the value (the reason we’re here) with `{{ value }}`.
 
 ```
 {{ national_parks }}
@@ -417,4 +417,4 @@ If you use [Sublime Text](https://www.sublimetext.com/) or [Atom](https://atom.i
 [comparison]: http://php.net/manual/en/language.operators.comparison.php
 [logical]: http://php.net/manual/language.operators.logical.php
 [modifiers]: /modifiers
-[tags-vs-vars]: /knowledge-base/tags-vs-variables
+[tags-vs-vars]: /knowledge-base/tags-vs-variables