clean up all warnings.

src/App.js

src/api/SwaggerApi.js

src/components/IOC/IOCConfiguration.js

src/components/IOC/IOCDetails.js

src/components/IOC/IOCForm.js

src/components/IOC/IOCIcons.js

src/components/IOC/IOCLiveStatus.js

src/components/IOC/IOCTable.js

src/components/auth/Login.js

src/components/common/SearchBoxFilter/TypingTimer.js

src/components/deployments/DeploymentDetails.js

src/components/deployments/DeploymentIcons.js

src/components/host/HostDetail.js

src/components/host/HostList.js

src/components/host/HostTable.js

src/components/host/Hosts.js

src/views/IOC/IOCDetailsView.js

src/views/User/LoginView.js

src/views/deployments/DeploymentDetailsView.js

src/views/deployments/DeploymentsView.js