The fact that the legislation OP is talking about passed in the majority cons government and not under the Con/Lib coalition suggests that the Lib Dems did not:

The fact that the legislation OP is talking about passed in the majority cons government and not under the Con/Lib coalition suggests that the Lib Dems did not: "Go back on every single thing they had promised." What they did is go back on tuition fees which the press then merrily highlighted at every opportunity. Meanwhile New Labour & now the Cons are free to break promises every day of the week with barely a whisper from their mates in the press.