make some fix
ticket1: add db to gitignore
ticket1: make base.html + content.html
ticket1: add migration
ticket1: fix setting.py
ticket:1 try merge master branch
Merge branch 't1_contact'

Conflicts:
	accounts/migrations/0001_initial.py
	accounts/tests.py
	accounts/views.py
	django_tests/templates/base.html
	test.db
Merge branch 't1_contact'
ticket:1 fix after merge error