REFORM has played a blinder pitching fresh-faced Laila Cunningham to take on slippery Sir Sadiq Khan in the battle for London. She’s clever, good-looking, charming and has the potential to communicate Farage-ism to a whole new younger, female and moderate audience. Gone are the egg-on-tie, gin-and-Jag, Bernard Manning vibes that many voters still unfairly hark…