fix(sync): close snapshot receiver in pre-close

fix: walSaveMeta ahead of deleting WAL files as gc in walEndSnapshot

     delete WAL files in descending order during walRollback

* fix: csharp test case

* fix: return -1 if failed

fix:stddev\fisrt\last combine function

fix(log): ignore create log error

fix(shell): forbid .taos_history record password for security

refactor(sync): modify/use default config value

enh(query): add timetruncate function ignore timezone option for 1d

fix: use tdbTrace to reduce 135 debug log output

* fix: add JNI_RESULT_SET_NULL error code

* doc: add jni error log desc

* fix: add error reason

fix: disable crashgen tmq callback temporarily

fix: commit tdb in write thread

test:comment commit of tmq consumer in crashGen

fix: fix compiler warning in taosudf.h

fix(sync): fix snapshot receiver waiting time

fix: tsdb do retention fix