Fixed not needed html encoding in subject of html emails.

app/models/observer/ticket/notification/background_job.rb

@@ -292,7 +292,7 @@ State: i18n(#{ticket.state.name.text2html})<br>
 <br>'
     end
     if user.preferences[:locale] =~ /^de/i
-      subject = 'Ticket aktualisiert (#{ticket.title.text2html})'
+      subject = 'Ticket aktualisiert (#{ticket.title})'
       body    = '<div>Hallo #{recipient.firstname.text2html},</div>
 <br>
 <div>
@@ -309,7 +309,7 @@ Ticket (#{ticket.title.text2html}) wurde von "<b>#{ticket.updated_by.fullname.te
 </div>
 '
     else
-      subject = 'Updated Ticket (#{ticket.title.text2html})'
+      subject = 'Updated Ticket (#{ticket.title})'
       body    = '<div>Hi #{recipient.firstname.text2html},</div>
 <br>
 <div>

test/unit/ticket_notification_test.rb

@@ -364,7 +364,7 @@ class TicketNotificationTest < ActiveSupport::TestCase
 
     # create ticket in group
     ticket1 = Ticket.create(
-      :title         => 'some notification template test 1',
+      :title         => 'some notification template test 1 Bobs\'s resumé',
       :group         => Group.lookup( :name => 'Users'),
       :customer      => customer,
       :state         => Ticket::State.lookup( :name => 'new' ),
@@ -413,6 +413,16 @@ class TicketNotificationTest < ActiveSupport::TestCase
     assert_match( /updated/i, template[:subject] )
 
     # en notification
+    subject = NotificationFactory.build(
+      :locale  => agent2.preferences[:locale],
+      :string  => template[:subject],
+      :objects => {
+        :ticket    => ticket1,
+        :article   => article,
+        :recipient => agent2,
+      }
+    )
+    assert_match( /Bobs's resumé/, subject )
     body = NotificationFactory.build(
       :locale  => agent2.preferences[:locale],
       :string  => template[:body],
@@ -430,6 +440,8 @@ class TicketNotificationTest < ActiveSupport::TestCase
     # de template
     template = bg.template_update(agent1, ticket1, article, human_changes)
     assert( template[:subject] )
+    assert( template[:subject] )
+    assert_match( /Bobs's resumé/, template[:subject] )
     assert( template[:body] )
     assert_match( /Priority/, template[:body] )
     assert_match( /1 low/, template[:body] )
@@ -437,6 +449,16 @@ class TicketNotificationTest < ActiveSupport::TestCase
     assert_match( /aktualis/, template[:subject] )
 
     # de notification
+    subject = NotificationFactory.build(
+      :locale  => agent1.preferences[:locale],
+      :string  => template[:subject],
+      :objects => {
+        :ticket    => ticket1,
+        :article   => article,
+        :recipient => agent2,
+      }
+    )
+    assert_match( /Bobs's resumé/, subject )
     body = NotificationFactory.build(
       :locale  => agent1.preferences[:locale],
       :string  => template[:body],