Add a few redirects.

docs/css.html

@@ -3,6 +3,7 @@ layout: default
 title: CSS
 slug: css
 lead: "Global CSS settings, fundamental HTML elements styled and enhanced with extensible classes, and an advanced grid system."
+redirect_from: "/css/"
 ---
 
 

docs/customize.html

@@ -3,6 +3,7 @@ layout: default
 title: Customize and download
 slug: customize
 lead: Customize Bootstrap's components, Less variables, and jQuery plugins to get your very own version. Requires IE9+ or latest Safari, Chrome, or Firefox.
+redirect_from: "/customize/"
 ---
 
 

docs/javascript.html

@@ -3,6 +3,7 @@ layout: default
 title: JavaScript
 slug: js
 lead: "Bring Bootstrap's components to life with over a dozen custom jQuery plugins. Easily include them all, or one by one."
+redirect_from: "/javascript/"
 ---