Use builtin sqlite3 library instead of 'sqlite3' CLI
Use builtin sqlite3 library instead of 'sqlite3' CLI

This removes the dependency on the 'sqlite3' third-party program, which is not present by default on most distributions (eg: Ubuntu 14.04) in favor of the sqlite3 library built into Python.

Fixes https://github.com/pytest-dev/pytest-django/issues/244

bforchhammer/pytest-django,felixonmars/pytest-django,tomviner/pytest-django,thedrow/pytest-django,ojake/pytest-django,pombredanne/pytest_django,reincubate/pytest-django,ktosiek/pytest-django,pelme/pytest-django,RonnyPfannschmidt/pytest_django,davidszotten/pytest-django