Dictionary show action for letters, alphabetical links helper

app/views/dictionary/index.html.erb

@@ -1,6 +1,8 @@
 <h1>Dictionary#index</h1>
 <p>Find me in app/views/dictionary/index.html.erb</p>
 
+<%= sanitize alphabetical_links, tags: ["a"] %>
+
 <p><%= @parts_of_speech.count %> parts of speech entries in database</p>
 <h1>Parts of Speech</h1>
 <table>

app/views/dictionary/show.html.erb

@@ -0,0 +1,9 @@
+<div>
+  <%= @letter.to_s %>
+</div>
+
+<% @words.each do |word| %>
+  <div>
+    <h1><%= word.word %></h1>
+  </div>
+<% end %>