adds filters: by geozone and without_admin

app/views/admin/spending_proposals/index.html.erb

@@ -1,5 +1,16 @@
 <h2><%= t("admin.spending_proposals.index.title") %></h2>
 
+<div class="small-12 medium-4 column right">
+  <%= form_tag current_path_with_query_params(page: 1), method: :get, enforce_utf8: false do %>
+    <%= select_tag :geozone_id, options_for_select(geozone_select_options.unshift([t("geozones.none"), "all"]), params[:geozone_id]),
+                  { prompt: t("admin.spending_proposals.index.geozone_filter_all"),
+                    label: false,
+                    class: "js-submit-on-change"} %>
+  <% end %>
+</div>
+
+<%= render 'shared/filter_subnav', i18n_namespace: "admin.spending_proposals.index" %>
+
 <h3><%= page_entries_info @spending_proposals %></h3>
 
 <table>