Move determination of flow-ness into the server.
Announce credit flow state for channels and queues.
merge in default
Merge in bug25912
Merge in default (noop)
Merge bug24829
Log nodedown_reason.
Merge bug25922
Track # of open channels with a counter in connection state
Merge in default
Add changelog entries for 3.2.2
Added tag rabbitmq_v3_2_2 for changeset d3f84b20c376
Add upgrade path for recovery indexes
Merged stable into default
Move channel_count to top-level reader state record
Decrement channel counter when handling channel.close
Rename ChState back to AState

for assembler state.
Decrement channel counter here, too
Compile
Init channel_count correctly