Fix karma tests
Fix karma tests

As we now use draft-js: https://github.com/facebook/fbjs/issues/133#event-617440260

vector-im/vector-web,KentShikama/vector-web,vector-im/vector-web,vector-im/vector-web,vector-im/riot-web,KentShikama/vector-web,martindale/vector,vector-im/riot-web,vector-im/vector-web,vector-im/riot-web,vector-im/riot-web,KentShikama/vector-web,martindale/vector,vector-im/vector-web,KentShikama/vector-web,KentShikama/vector-web,KentShikama/vector-web,vector-im/riot-web,vector-im/riot-web