Style, typography fixes and code style adherence in the Performance section. Fixes jquery#336.

Author: Markus Amalthea Magnuson

page/plugins.md

@@ -6,16 +6,9 @@ customFields:
     key: "icon"
     value: "bolt"
 ---
-A jQuery plugin is simply a new method that we use to extend jQuery's prototype
-object.  By extending the prototype object you enable all jQuery objects to
-inherit any methods that you add.  As established, whenever you call `jQuery()`
-you're creating a new jQuery object, with all of jQuery's methods inherited.
 
-The idea of a plugin is to do something with a collection of elements.  You
-could consider each method that comes with the jQuery core a plugin, like
-`fadeOut` or `addClass`.
+A jQuery plugin is simply a new method that we use to extend jQuery's prototype object. By extending the prototype object you enable all jQuery objects to inherit any methods that you add. As established, whenever you call `jQuery()` you're creating a new jQuery object, with all of jQuery's methods inherited.
 
-You can make your own plugins and use them privately in your code or you can
-release them into the wild.  There are thousands of jQuery plugins available
-online.  The barrier to creating a plugin of your own is so low that you'll
-want to do it straight away!
+The idea of a plugin is to do something with a collection of elements. You could consider each method that comes with the jQuery core a plugin, like `.fadeOut()` or `.addClass()`.
+
+You can make your own plugins and use them privately in your code or you can release them into the wild. There are thousands of jQuery plugins available online. The barrier to creating a plugin of your own is so low that you'll want to do it straight away!