Explicitly require 'rspec/core' to fix the broken coverage task on 1.8.7
Explicitly require 'rspec/core' to fix the broken coverage task on 1.8.7

laserlemon/vestal_versions,houston/vestal_versions,Skalar/vestal_versions,bnadav/vestal_versions,alexcrichton/vestal_versions,robertleelittleiii/vestal_versions,scottwillson/vestal_versions