0.E.2
0.E.2

changes:
    availability
    ETags
    kafka purge period, no snapshot_maker
    mc
    TestRichDataApp
    NonFatal
    no updates to world; TxRef
    KafkaConsuming, RootConsumer;
    remote snapshot make/load on start-up ; AuthKey; loader-saver-maker-merger, raw
    easy merge from anywhere
    no RawWorld, y RichContext, RichRawWorldReducer
    DebugStateKey
    conf.maxRequestSize
warn:
    make snapshot before first inner/outer deploy
    new inner deploy needs new outer, old inner needs old outer, so revert will fail
    need to track snapshot creation

conecenter/c4proto,wregs/c4proto,conecenter/c4proto,wregs/c4proto,wregs/c4proto,conecenter/c4proto,wregs/c4proto,conecenter/c4proto,conecenter/c4proto