Fix Unicorn upstart script
Fix Unicorn upstart script

bin/unicorn will chdir now, so we don't need to do that from the script.
Rather just use the full path.

rae/gitorious-mainline,gitorious/mainline,elcom/gitorious,deld/gitorious,tigefa4u/gitorious-mainline,Gitorious-backup/mainline,Gitorious-backup/mainline,spencerwp/mainline,tigefa4u/gitorious-mainline,tigefa4u/gitorious-mainline,elcom/gitorious,deld/gitorious,SamuelMoraesF/Gitorious,ericbutters/eric-gitorious,spencerwp/mainline,rae/gitorious-mainline,elcom/gitorious,SamuelMoraesF/Gitorious,SamuelMoraesF/Gitorious,spencerwp/mainline,tigefa4u/gitorious-mainline,deld/gitorious,rae/gitorious-mainline,gitorious/mainline,rae/gitorious-mainline,gitorious/mainline,Gitorious-backup/mainline,spencerwp/mainline,gitorious/mainline,ericbutters/eric-gitorious,elcom/gitorious,SamuelMoraesF/Gitorious,ericbutters/eric-gitorious,Gitorious-backup/mainline