refactor: do some internal refactor, and add some check before create exchange operator

feat(stream): stream max delay

fix(query): fix invalid write.

test: update test case to support tag compute with scalar function

enh(tmq): add log

test：update test cases for function to_iso8601

fix: save sync config in mnode

refactor(scheduler)

test: add win32 full case test

feat(stream): combine function spread\elapsed\histogram\hll

feat: redistribute vgroups