Merge branch 't10_signals'
ticket:13 add test
ticket:13 edit test, add priority field, adit view
Merge branch 't13_customer'
ticket:5 edit test
ticket:5 fix conflicts
connect static with templatetag
ticket:5 fix conflicts
ticket:6 edit view, test, js
Merge branch 't6_ajax_form_and_widget'
ticket:8 edit test
Merge branch 't8_template_tag'
ticket:10 edit test, model, signal