Remove sidebar template

app/views/inbox/_sidebar.haml

@@ -1,27 +0,0 @@
-.card
-  .card-header= t(".questions.heading")
-  .card-body
-    %button.btn.btn-block.btn-info{ type: :button, id: "ib-generate-question" }= t(".questions.button")
-.card
-  .card-header= t(".share.heading")
-  .card-body
-    %a.btn.btn-block.btn-primary{ target: "_blank",
-      href: "https://twitter.com/intent/tweet?text=Ask%20me%20anything%21&url=#{user_url(current_user)}" }
-      %i.fa.fa-fw.fa-twitter
-      = t(".share.button", service: "Twitter")
-    %a.btn.btn-block.btn-primary{ target: "_blank",
-      href: "https://www.tumblr.com/share/link?url=#{user_url(current_user)}&name=Ask%20me%20anything%21" }
-      %i.fa.fa-fw.fa-tumblr
-      = t(".share.button", service: "Tumblr")
-.card
-  .card-header= t(".author.heading")
-  .card-body
-    %form#author-form
-      = bootstrap_form_tag url: inbox_path, method: :get do |f|
-        = f.text_field :author, value: params[:author], placeholder: t(".author.placeholder"), prepend: "@", hide_label: true
-        = f.button t(".author.button"), name: nil, class: "btn btn-light btn-block btn-sm", id: "ib-author"
-.card
-  .card-header= t(".actions.heading")
-  .card-body
-    %button.btn.btn-block.btn-danger{ type: :button, id: delete_id, disabled: (disabled ? :disabled : nil), data: { ib_count: inbox_count } }
-      = t(".actions.delete")