Stan

Added support for --ignore-pipfile flag

4

Allow to run `pipenv install` with `--ignore-pipfile` flag, which will use Pipfile.lock instead of Pipfile and speedup test execution because dependencies don't need to be resolved. https://github.com/tox-dev/tox-pipenv/issues/64

``` # Let's say queryset consists of unions qs = qs.union(...) qs = qs.union(...) # Let's say queryset returns 20 objects total assert qs.count() == 20 # Works fine if...

support nested transactions

5

I added support for nested transactions. So it is safe to start transaction and call methods that also use transactions. Implementation idea is taken from http://php.net/manual/en/pdo.begintransaction.php#116669