Added get_channels_by template tag
Merge branch 'master' of github.com:opps/opps

* 'master' of github.com:opps/opps: (23 commits)
  Add missing verbose names in core.Config model
  Add ko translation .po files
  Remove binary translation files from tree / add mo files on gitignore
  test boxes queryset with no set filters
  test boxes queryset models
  Add sortable_field param on container inlines with order
  Fix __unicode__ in ContainerImage model
  test for models queryset
  fix to pep8
  added example data in json format
  new example template
  dammit pep8
  Fix PEP8
  recovery settings in example
  Checking for permissions to build the admin shortcuts menu
  test relatedfields and linkfields
  break line for pep8
  fix template on boxes
  pep8
  test for archives
  ...