fix failing unit test on Version#to_spec
fix failing unit test on Version#to_spec

rubygems/rubygems.org-backup,alloy/gemcutter,alloy/gemcutter,bpm/getbpm.org,1337807/rubygems.org,bpm/getbpm.org,rubygems/rubygems.org-backup,1337807/rubygems.org,square/rubygems.org,square/rubygems.org,dstrctrng/private_event,rubygems/rubygems.org-backup,1337807/rubygems.org,square/rubygems.org,dstrctrng/private_event