[TD-6165]<enhance>: use memcpy to replace wcsncmp for nchar type comparision

* [TD-5844]<feature>: make cmd line parameter similar.

* fix test case align with taosdemo change.

* fix windows stack overflow issue.

* fix mac compile error.

* fix taosdemo cmdline parameter in tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoInsert.py

* fix windows compiler options.

* make taos.exe use mysql style password input.

* make taos shell and taosdump use mysql style password input.

* determine scanf return value.

* make console echo off during password input.

* use one macro to define password length.

* fix --password. change taos shell '-z' for timezone