few more changes from suggestions

CHANGELOG

@@ -25,8 +25,6 @@ v 8.10.0 (unreleased)
   - Add Bugzilla integration !4930 (iamtjg)
   - Allow [ci skip] to be in any case and allow [skip ci]. !4785 (simon_w)
   - Set import_url validation to be more strict
-
-v 8.9.3 (unreleased)
   - Add basic system information like memory and disk usage to the admin panel
 
 v 8.9.4 (unreleased)

app/validators/addressable_url_validator.rb

@@ -18,7 +18,6 @@
 #   end
 #
 class AddressableUrlValidator < ActiveModel::EachValidator
-
   DEFAULT_OPTIONS = { protocols: %w(http https ssh git) }
 
   def validate_each(record, attribute, value)

db/migrate/20160620110927_fix_no_validatable_import_url.rb

@@ -53,7 +53,10 @@ class FixNoValidatableImportUrl < ActiveRecord::Migration
   end
 
   def up
-    return unless defined?(Addressable::URI::InvalidURIError)
+    unless defined?(Addressable::URI::InvalidURIError)
+      say('Skipping cleaning up invalid import URLs as class from Addressable iss missing')
+      return
+    end
 
     say('Cleaning up invalid import URLs... This may take a few minutes if we have a large number of imported projects.')
 

lib/gitlab/url_sanitizer.rb

 module Gitlab
   class UrlSanitizer
-
     def self.sanitize(content)
       regexp = URI::Parser.new.make_regexp(['http', 'https', 'ssh', 'git'])