CodeStyle and small fixes

app/models/geo_node.rb

@@ -76,7 +76,7 @@ class GeoNode < ActiveRecord::Base
     self.build_geo_node_key if geo_node_key.nil?
   end
 
-  def geo_node_key_title
-    self.geo_node_key.title = "Geo node: #{self.url}"
+  def change_geo_node_key_title
+    self.geo_node_key.title = "Geo node: #{self.url}" if self.geo_node_key
   end
 end

app/services/geo/notify_nodes_service.rb

@@ -30,7 +30,7 @@ module Geo
 
       [(response.code >= 200 && response.code < 300), ActionView::Base.full_sanitizer.sanitize(response.to_s)]
     rescue HTTParty::Error, Errno::ECONNREFUSED => e
-      return [false, ActionView::Base.full_sanitizer.sanitize(e.message)]
+      [false, ActionView::Base.full_sanitizer.sanitize(e.message)]
     end
 
     def private_token

app/views/layouts/nav/_admin.html.haml

@@ -86,7 +86,7 @@
         Labels
 
   = nav_link(controller: :geo_nodes) do
-    = link_to admin_geo_nodes_path, title: 'Gitlab Geo' do
+    = link_to admin_geo_nodes_path, title: 'Geo Nodes' do
       = icon('globe fw')
       %span
         Geo Nodes

lib/gitlab/backend/shell.rb

@@ -50,7 +50,7 @@ module Gitlab
     # Ex.
     #   fetch_remote("gitlab/gitlab-ci", "upstream")
     #
-    def fetch_remote(name, remote, forced=false)
+    def fetch_remote(name, remote, forced: false)
       args = [gitlab_shell_projects_path, 'fetch-remote', "#{name}.git", remote, '600']
       args << '--force' if forced
       output, status = Popen::popen(args)

lib/gitlab/geo.rb

@@ -37,7 +37,7 @@ module Gitlab
     end
 
     def self.bulk_notify_job
-      Sidekiq::Cron::Job.find 'geo_bulk_notify_worker'
+      Sidekiq::Cron::Job.find('geo_bulk_notify_worker')
     end
   end
 end

lib/gitlab/git_access.rb

@@ -337,7 +337,7 @@ module Gitlab
       end
 
       if Gitlab::Geo.enabled? && Gitlab::Geo.secondary?
-        return build_status_object(false, "You can't use git-annex with a secondary Gitlab Geo node.")
+        return build_status_object(false, "You can't use git-annex with a secondary GitLab Geo node.")
       end
 
       if user.can?(:push_code, project)

lib/gitlab/git_access_wiki.rb

@@ -2,7 +2,7 @@ module Gitlab
   class GitAccessWiki < GitAccess
     def change_access_check(change)
       if Gitlab::Geo.enabled? && Gitlab::Geo.secondary?
-        build_status_object(false, "You can't push code to a secondary Gitlab Geo node.")
+        build_status_object(false, "You can't push code to a secondary GitLab Geo node.")
       elsif user.can?(:create_wiki, project)
         build_status_object(true)
       else