Contest group id ,Contest or group id(s)
FEDERAL          ,U.S. President   ,U.S Senate-1         ,U.S. Senate-2
STATEWIDE        ,CO-prop-A        ,CO-prop-B            ,CO-prop-C
JEFFERSON        ,Jeffco-prop-A    ,Jeffco-prop-B        ,Jeffco-Judge   ,Jeffco-council 
JEFFERSON-2      ,JEFFERSON        ,Jeffco-water
DENVER           ,Denver-mayor     ,Denver-clerk
LOGANREQ         ,FEDERAL          ,Logan-mayor 
LOGANPOSS        ,LOGANREC         ,Logan-water


Add contest-groups file to example ex1.
Add contest-groups file to example ex1.
