message: [explore] make edit datasource a basic link
diff: @@ -5,7 +5,6 @@ import { Table } from 'reactable';
  import { Label, FormControl, Modal, OverlayTrigger, Tooltip } from 'react-bootstrap';
  import ControlHeader from '../ControlHeader';
  -import InfoTooltipWithTrigger from '../../../components/InfoTooltipWithTrigger';
  const propTypes = {
  description: PropTypes.string,
  @@ -95,18 +94,22 @@ export default class DatasourceControl extends React.PureComponent {
  <Tooltip id={'error-tooltip'}>Click to point to another datasource</Tooltip>
  }
  >
  - <Label onClick={this.toggleModal} style={{ cursor: 'pointer' }} className="m-r-3">
  + <Label onClick={this.toggleModal} style={{ cursor: 'pointer' }} className="m-r-5">
  {this.props.datasource.name}
  </Label>
  </OverlayTrigger>
  - <InfoTooltipWithTrigger
  - tooltip="edit the datasource's configuration"
  - icon="edit"
  - label="edit datasource"
  - onClick={() => {
  - window.location = this.props.datasource.edit_url;
  - }}
  - />
  + <OverlayTrigger
  + placement="right"
  + overlay={
  + <Tooltip id={'edit-datasource-tooltip'}>
  + Edit the datasource's configuration
  + </Tooltip>
  + }
  + >
  + <a href={this.props.datasource.edit_url}>
  + <i className="fa fa-edit" />
  + </a>
  + </OverlayTrigger>
  <Modal
  show={this.state.showModal}
  onHide={this.toggleModal}
  