Add more room operations. Log body content for now. Add isFunction to allow optional args to be omitted.
Add more room operations. Log body content for now. Add isFunction to allow optional args to be omitted.

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