Several bugfixes, updated to v1.9, changed feeds updater from daemon to cron job

Minor fixes and also an action hook that will force a wait for the PostgreSQL availability. 

Tiny Tiny RSS creates all database tables on startup, however for that to work we must wait until the database is up and running before starting the application.

This will make --from-code and also the QuickStart work properly:

https://www.openshift.com/quickstarts/tiny-tiny-rss