Changed spinnner color to white for all cases

Previously toolbar appears on the view after keyboard disappears, hide
it when the keyboard disappears on the view.

Remove #980 temporary fix

Revert 4a57341..1a5ca5c

This rolls back to commit 4a5734140d4f55604932e98c4cf25bfd57bda734.

Remove #980 temporary fix

Remove #980 temporary fix
Merge pull request #988 from wordpress-mobile/issues/176-fixed-spinner-color-squashed

Changed spinnner color to white for all cases