Remove Amazon Associates trial code

src/client/site/common/amazon/amazon.jade

@@ -1,9 +0,0 @@
-//-
-//- Crafting Guide - amazon.jade
-//-
-//- Copyright © 2014-2017 by Redwood Labs
-//- All rights reserved.
-//-
-
-#amzn_assoc_ad_div_adunit0_0
-script(src="//z-na.amazon-adsystem.com/widgets/onejs?MarketPlace=US&adInstanceId=357573bb-98d8-4294-8cdf-4361dbf11cee")

src/client/site/common/amazon/amazon.scss

@@ -1,10 +0,0 @@
-//
-// Crafting Guide - amazon.scss
-//
-// Copyright © 2014-2017 by Redwood Labs
-// All rights reserved.
-//
-
-.view__amazon {
-
-}

src/client/site/item_page/item_page.jade

@@ -32,8 +32,6 @@
             h2 Videos
             .panel
 
-        include ../common/amazon/amazon.jade
-
         section.view__item_group.usedToMake
 
         section.view__item_group.usedAsToolToMake