Adds issue custom fields to time entries filters (#10191).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11171 e93f8b46-1217-0410-a6f0-8f06a7374b81
Filling locales (#10191).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11173 e93f8b46-1217-0410-a6f0-8f06a7374b81