Fixed: Pound (#) followed by number with leading zero (0) removes leading zero when rendered in wiki (#4872).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3451 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/helpers/application_helper_test.rb

@@ -200,6 +200,8 @@ RAW
       '!version:1.0'                => 'version:1.0',
       '!version:"1.0"'              => 'version:"1.0"',
       '!source:/some/file'          => 'source:/some/file',
+      # not found
+      '#0123456789'                 => '#0123456789',
       # invalid expressions
       'source:'                     => 'source:',
       # url hash