No it isn't.
SuperCell did not hype up the update. That was all done by forum posters, reading a lot more than what was said by SC.
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Don't be ridiculous !
Of course SC hyped the update by releasing sneak peaks to whet appetites, they fueled the excitement by drip feeding snippets, in much the same way a performer fires up the audience, or a film director cranks up the tension before the climatic scene.
Sneak peaks were designed to draw speculation by leaving gaps to be filled.