* update coverity.sh
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* merge Coverage.groovy into Unittest.groovy
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* optimize run_unittest.sh
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* update run_unittest.sh
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* update coverage.sh
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* update docker-compose.yml
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* update Unittest.groovy
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>