change README to cover a new way for appying VCR on custom events
change README to cover a new way for appying VCR on custom events

irfanah/site_prism.vcr,irfanah/site_prism.vcr,irfanah/site_prism.vcr,dnesteryuk/site_prism.vcr,dnesteryuk/site_prism.vcr,dnesteryuk/site_prism.vcr