update statistic template
fix translation
Merge branch 'master' of github.com:Alerion/django_documentation
fix translation
topics/class-based-views/generic-editing - fix for 1.6
topics/db/managers - fix for 1.6
topics/db/optimization - fix for 1.6
topics/security - fix for 1.6
ref/contrib/formtools/form-wizard - fix for 1.6
topics/http/urls - fix for 1.6
/howto/error-reporting.po - 76%