Adding index overview for reports in admin UI

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

@@ -0,0 +1,27 @@
+- content_for :page_title do
+  Reports
+
+.filters
+  .filter-subset
+    %strong Status
+    %ul
+      %li= filter_link_to 'Unresolved', action_taken: nil
+      %li= filter_link_to 'Resolved', action_taken: '1'
+
+%table.table
+  %thead
+    %tr
+      %th ID
+      %th Target
+      %th Reported by
+      %th Comment
+      %th
+  %tbody
+    - @reports.each do |report|
+      %tr
+        %td= "##{report.id}"
+        %td= link_to report.target_account.acct, admin_account_path(report.target_account.id)
+        %td= link_to report.account.acct, admin_account_path(report.account.id)
+        %td= truncate(report.comment, length: 30, separator: ' ')
+        %td= table_link_to 'circle', 'View', admin_report_path(report)
+= will_paginate @reports, pagination_options