Adding link to user guide to enterprises index and dashboard

app/views/admin/enterprises/index.html.haml

@@ -2,6 +2,8 @@
   Enterprises
 
 - content_for :page_actions do
+  = render 'admin/shared/user_guide_link'
+
   - if spree_current_user.can_own_more_enterprises?
     %li#new_product_link
       = button_link_to "New Enterprise", main_app.new_admin_enterprise_path, :icon => 'icon-plus', :id => 'admin_new_enterprise_link'

app/views/admin/shared/_user_guide_link.html.haml

@@ -0,0 +1 @@
+= button_link_to "User Guide", "http://global.openfoodnetwork.org/platform/user-guide/", :icon => 'icon-external-link', :id => 'user_guide_link', target: '_blank'

app/views/spree/admin/overview/multi_enterprise_dashboard.html.haml

@@ -1,3 +1,7 @@
+- content_for :page_actions do
+  = render 'admin/shared/user_guide_link'
+
+
 %h1{ :style => 'margin-bottom: 30px'} Dashboard
 
 - if @enterprises.unconfirmed.any?
@@ -21,4 +25,4 @@
   - if can? :admin, OrderCycle
     = render partial: "order_cycles"
 
-  = render partial: "enterprises"
+  = render partial: "enterprises"

app/views/spree/admin/overview/single_enterprise_dashboard.html.haml

@@ -5,6 +5,8 @@
       = "(#{enterprise_type_name(@enterprise)})"
 
 - content_for :page_actions do
+  = render 'admin/shared/user_guide_link'
+
   :javascript
     function toggleType(){
       if( $('#package_selection').is(":visible") ){