WTForms is no longer used.

Signed-off-by: Willifme <=>
Google Images Base now raises a UnboundLocalError.

Signed-off-by: Willifme <=>
search now has a extra / in it's path.

Signed-off-by: Willifme <=>
The SearchForm class is no longer used.

Signed-off-by: Willifme <=>