[origin_intservice_49] Can not add customization env vars in Docker tools

1. EXEC: Connect to OpenShift server with a user which has projects 2. EXEC: Connect to a Docker daemon in Docker Explorer 3. EXEC: Expand "Images" in "Docker Explorer" pane and right click a image like "openshift/mysql-55-centos7" to click "Deploy to OpenShift" 4. ASSERT: Select a OpenShift project 5. EXEC: Click the "Next" button 6. ASSERT: There is no "Add" button in the "Deployment Configuration & Scalability" wizard to add customization env vars 7. EXEC: Check the pod logs in "OpenShift Explorer", return below messages: You must specify following environment variables: MYSQL_USER (regex: '^ [a-zA-Z0-9_] +$') MYSQL_PASSWORD (regex: '^ [a-zA-Z0-9_~!@#$%^&*()-=<>,.?;:|] +$') MYSQL_DATABASE (regex: '^ [a-zA-Z0-9_] +$') Optional: MYSQL_ROOT_PASSWORD (regex: '^ [a-zA-Z0-9_~!@#$%^&*()-=<>,.?;:|] +$') Settings: MYSQL_LOWER_CASE_TABLE_NAMES (default: 0) MYSQL_MAX_CONNECTIONS (default: 151) MYSQL_FT_MIN_WORD_LEN (default: 4) MYSQL_FT_MAX_WORD_LEN (default: 20) MYSQL_AIO (default: 1)