message: move Spinner to PF4
diff: import React from 'react';
  import { KialiAppState } from '../store/Store';
  import { connect } from 'react-redux';
  -import { Spinner } from 'patternfly-react';
  import { style } from 'typestyle';
  +import { SpinnerIcon } from '@patternfly/react-icons';
  type PfSpinnerProps = {
  isLoading: boolean;
  @@ -10,8 +10,9 @@ type PfSpinnerProps = {
  const spinnerStyle = style({
  position: 'absolute',
  - left: 240,
  - top: 25
  + left: 210,
  + top: 35,
  + animation: 'rotation 1000ms infinite linear'
  });
  const mapStateToProps = (state: KialiAppState) => ({
  @@ -22,7 +23,7 @@ export const PfSpinner: React.SFC<PfSpinnerProps> = props => {
  const { isLoading } = props;
  // It is more than likely it won't have any children; but it could.
  // @todo: Patternfly Spinner is not working here
  - return <Spinner className={spinnerStyle} loading={isLoading} inverse={true} />;
  + return isLoading ? <SpinnerIcon className={spinnerStyle} /> : <></>;
  };
  // hook up to Redux for our State to be mapped to props
  