[skip ci] scripts: handle `float64` and totally same type definitions in kafka_gen.py (#1833)

[skip ci] kafka_gen.py: bug fixes (#1832)

hstream-io: add extra-docker-args for checkCmd (#1831)

loggging: adjust log level (#1830)

[workaround]docker build: no cache (#1829)

add cacheStore for hstream (#1828)

hadmin: remove the "node" field from the result of the listConnector command (#1825)

add admin cli command to support list and clean connector related meta data (#1827)

server: delay resource allocation only on startup rather than every reallocation (#1826)

server: try to fix cluster consistence of resource allocation (#1824)

hadmin-store: minor improvements (#1823)

hadmin: improvement Connector commands (#1822)

Kafka: a standalone storage package (#1821)

Experimental SpareOffset 4(end): argument to enable (#1817)

Experimental SpareOffset 3: Fetch handler