Wait for schema agreement when bootstrapping
Wait for schema agreement when bootstrapping

Patch by Blake Eggleston & Stefan Miklosovic;
Reviewed by Aleksey Yeschenko and Stefan Miklosovic for CASSANDRA-15158

Co-authored-by: Stefan Miklosovic <3d72e8b3534181ec6b534da5f2368fc03d651430@instaclustr.com>

driftx/cassandra,belliottsmith/cassandra,blerer/cassandra,belliottsmith/cassandra,apache/cassandra,blerer/cassandra,thelastpickle/cassandra,adelapena/cassandra,driftx/cassandra,adelapena/cassandra,jrwest/cassandra,mike-tr-adamson/cassandra,blambov/cassandra,blerer/cassandra,beobal/cassandra,beobal/cassandra,driftx/cassandra,mike-tr-adamson/cassandra,adelapena/cassandra,tjake/cassandra,bdeggleston/cassandra,scylladb/scylla-tools-java,mshuler/cassandra,adelapena/cassandra,apache/cassandra,apache/cassandra,blambov/cassandra,tjake/cassandra,michaelsembwever/cassandra,pauloricardomg/cassandra,blerer/cassandra,michaelsembwever/cassandra,pauloricardomg/cassandra,scylladb/scylla-tools-java,scylladb/scylla-tools-java,michaelsembwever/cassandra,adejanovski/cassandra,jrwest/cassandra,blambov/cassandra,szhou1234/cassandra,blambov/cassandra,mshuler/cassandra,bdeggleston/cassandra,thelastpickle/cassandra,belliottsmith/cassandra,szhou1234/cassandra,thelastpickle/cassandra,bdeggleston/cassandra,szhou1234/cassandra,jrwest/cassandra,jrwest/cassandra,driftx/cassandra,mshuler/cassandra,michaelsembwever/cassandra,pauloricardomg/cassandra,bdeggleston/cassandra,belliottsmith/cassandra,apache/cassandra,mike-tr-adamson/cassandra,mshuler/cassandra,thelastpickle/cassandra,beobal/cassandra,instaclustr/cassandra,adejanovski/cassandra,scylladb/scylla-tools-java,tjake/cassandra,pauloricardomg/cassandra,instaclustr/cassandra,instaclustr/cassandra,szhou1234/cassandra,instaclustr/cassandra,beobal/cassandra,adejanovski/cassandra,tjake/cassandra,mike-tr-adamson/cassandra