Fixes issue #147
Fixes issue #147. (Correctly this time)
Updated the rspec test to take into account the HEIRLOOM_CONFIG_FILE
Updated per peer review.
Updated to include spec for newly added env
Updated README and CHANGELOG to reflect new changes
Removed guard
Merge pull request #148 from intuit/issue147

Fixes issue #147
Merge branch 'master' into fixing-145-dont-read-config-file-if-not-necessary

Conflicts:
	spec/config_spec.rb