use Timeout instead of SystemTimer for 1.9
use Timeout instead of SystemTimer for 1.9

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