added id to gravatar image to fix failing cucumber scenario
added id to gravatar image to fix failing cucumber scenario

Signed-off-by: Nick Quaranto <75ef9faee755c70589550b513ad881e5a603182c@quaran.to>

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