Adds ballot sheets controller and main views

config/locales/en/officing.yml

@@ -16,6 +16,20 @@ en:
         no_polls: You are not officing final recounts in any active poll
         select_poll: Select poll
         add_results: Add results
+    poll_budgets:
+      see_ballot_sheets: See ballot sheets list
+      index:
+        title: "%{poll_budget} - Ballot sheets list"
+        ballot_sheet_name: Name
+        ballot_sheet_author: Author
+        ballot_sheet_creation_date: Creation date
+        empty_results: There are no ballot sheets for this poll yet
+      new:
+        title: "%{poll_budget} - New ballot sheet"
+        booth: Booth
+        select_booth: Select booth
+        csv_data: CSV data
+        submit: Save
     booth:
       new:
         title: "Choose your booth"