Supporters of Anonymous have also protested in Dublin and Belfast as the movement takes part in the global protest against corruption on Bonfire Night.
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An organised coup of the Labour party leadership is underway, writes Carl Dinnen - but it could get very legally messy.
The party leader said her MPs may be in a position to act as deal makers - and they would refuse to allow an exit from the EU.
Oliver Healey said he set up the page before the referendum and it has now been "hijacked" by Remain backers.