Guardian: Gordon Brown has been appealing to voters’ “moral convictions” during his last-ditch tour of threatened Labour seats. Nick Clegg tried to reach out to Tory voters in an interview with the Financial Times. Meanwhile, in Tory-Labour marginals, Ed Balls and Peter Hain have asked Lib Dem supporters to “bite their lip” and vote Labour. This is being sold to the electorate as “smart” voting, rather than by its real name of tactical voting. Tactical voting is against official Labour party …