NEW INSIDERADVANTAGE/STATEHOUSE REPORT POLL: Despite allegations that GOP Rep. Nikki Haley had an extramarital affair with a blogger, she commands a 10-point lead over her three male challengers in the Republican race for governor.  State Sen. Vincent Sheheen of Camden has a 9-point lead over state Superintendent Jim Rex in the Democratic primary race.  To look at the full results of the special poll, visit StatehouseReport.com.  (If you like what you see, sign up for free.)