Add wsgi file for deployment

We change our application to "application factory" pattern. So, we need
some module to fire the application run.
2 jobs for v0.2.1 in 1 minute and 55 seconds (queued for 5 seconds)
latest
Status Job ID Name Coverage
  Test
passed #189575
run_tests

00:00:49

 
  Coverage Report
passed #189576
coverage_report

00:01:05

89.0%