Fixed Issue #102, adds PyYAML to requirements.txt
Fixed Issue #102, adds PyYAML to requirements.txt

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