MXRestClient.swift: Update publicRooms to support pagination and 3rd party networks. This is an API break because pagination is highly advised to save homeserver resources.
MXRestClient.swift: Update publicRooms to support pagination and 3rd party networks. This is an API break because pagination is highly advised to save homeserver resources.

matrix-org/matrix-ios-sdk,matrix-org/matrix-ios-sdk,matrix-org/matrix-ios-sdk,matrix-org/matrix-ios-sdk,matrix-org/matrix-ios-sdk