The reshuffle is David Cameron's first step in fighting the closest election for decades, says Iain Martin http://telegraph.feedsportal.com/c/32726/f/579309/s/3cac5723/sc/7/l/0L0Stelegraph0O0Cnews0Cpolitics0Cdavid0Ecameron0C10A97850A60CDavid0ECamerons0Ereshuffle0Eplays0Eout0Ewell0Ewith0Ethe0Evoters0Bhtml/story01.htm