feat(stream): drop stream

fix: fix the the case

test: add test case for distribute plan of avg and stddev

增加使用 win 宿主机时，curl 的正确姿势。

CURL add -L parameters and "" in docker\REST page

fix: deadlock while set standby

refactor(sync): set ranmdom seed by ns

fix: remove groupid comparision from msortCompare

feature(query): support interp function, and do some internal refactor.

refactor: get sdb snapshot in atomic way

feat: sql command 'show local variables' and 'show dnode variables'

fix(stream): window close

fix(query): change numOfRes from uint8_t to uint16_t to accomadate sample function max 1000 results.