More sender / sender display name fixes.
More sender / sender display name fixes.

Bitcoinsulting/vector-web,vector-im/vector-web,davidar/vector-web,aperezdc/matrix-react-sdk,ndarilek/matrix-react-sdk,vector-im/riot-web,matrix-org/matrix-react-sdk,vector-im/vector-web,matrix-org/matrix-react-sdk,KentShikama/vector-web,neko259/vector-web,KentShikama/vector-web,illicitonion/matrix-react-sdk,howethomas/vector-web,KentShikama/vector-web,aperezdc/matrix-react-sdk,vector-im/riot-web,vector-im/vector-web,vector-im/vector-web,matrix-org/matrix-react-sdk,aperezdc/matrix-react-sdk,vector-im/riot-web,vector-im/riot-web,matrix-org/matrix-react-skin,pvagner/vector-web,aperezdc/matrix-react-sdk,KentShikama/vector-web,matrix-org/matrix-react-sdk,martindale/vector,neko259/vector-web,KentShikama/vector-web,matrix-org/matrix-react-skin,vector-im/riot-web,ndarilek/matrix-react-sdk,matrix-org/matrix-react-sdk,illicitonion/matrix-react-sdk,vector-im/riot-web,martindale/vector,pvagner/vector-web,vector-im/vector-web,matrix-org/matrix-react-sdk,KentShikama/vector-web