Cache the local event ID else we can remove a real event. Fixes vector-im/vector-web#530
Cache the local event ID else we can remove a real event. Fixes vector-im/vector-web#530

matrix-org/matrix-js-sdk,krombel/matrix-js-sdk,williamboman/matrix-js-sdk,krombel/matrix-js-sdk,matrix-org/matrix-js-sdk,krombel/matrix-js-sdk,matrix-org/matrix-js-sdk,williamboman/matrix-js-sdk,matrix-org/matrix-js-sdk,williamboman/matrix-js-sdk