Problems: grab events without venue or address, too
Problems: grab events without venue or address, too

As part of "problems with missing location", we should check for events
that don't have one of following:
* venue
* address
* country

swcarpentry/amy,swcarpentry/amy,wking/swc-amy,vahtras/amy,wking/swc-amy,pbanaszkiewicz/amy,vahtras/amy,pbanaszkiewicz/amy,vahtras/amy,wking/swc-amy,swcarpentry/amy,wking/swc-amy,pbanaszkiewicz/amy