Add rubocop to our build. (#5004)

script/import_scripts/vbulletin.rb

@@ -47,7 +47,7 @@ class ImportScripts::VBulletin < ImportScripts::Base
       database: DB_NAME
     )
     rescue Exception => e
-      puts '='*50
+      puts '=' * 50
       puts e.message
       puts <<EOM
 Cannot connect in to database.
@@ -71,7 +71,6 @@ EOM
       exit
   end
 
-
   def execute
     mysql_query("CREATE INDEX firstpostid_index ON #{TABLE_PREFIX}thread (firstpostid)") rescue nil
 
@@ -422,7 +421,6 @@ EOM
     puts sql
   end
 
-
   def import_private_messages
     puts "", "importing private messages..."
 
@@ -536,7 +534,6 @@ EOM
     end
   end
 
-
   def import_attachments
     puts '', 'importing attachments...'
 
@@ -574,7 +571,7 @@ EOM
       end
 
       if new_raw != post.raw
-        PostRevisor.new(post).revise!(post.user, { raw: new_raw }, { bypass_bump: true, edit_reason: 'Import attachments from vBulletin' })
+        PostRevisor.new(post).revise!(post.user, { raw: new_raw }, bypass_bump: true, edit_reason: 'Import attachments from vBulletin')
       end
 
       success_count += 1
@@ -828,7 +825,6 @@ EOM
     raw
   end
 
-
   def create_permalink_file
     puts '', 'Creating Permalink File...', ''
 
@@ -858,7 +854,6 @@ EOM
 
   end
 
-
   def suspend_users
     puts '', "updating banned users"