update build tasks, add run sequence for sync operation with lint, delete test.js in pip-webui-tasks, add run-sequence dependency in package.json of pip-webui-help
update build tasks, add run sequence for sync operation with lint, delete test.js in pip-webui-tasks, add run-sequence dependency in package.json of pip-webui-help

pip-webui/pip-webui-help,pip-webui/pip-webui-help,pip-webui/pip-webui-help