Add Google Analytics support to Site Settings. The reason I created additional SettingsValidationForm is because you cannot inherit from Form that has already defined Meta class, so it's sort of workaround for that. I didn't want to have same validation functions in both Form classes.
Patch by: Pawel Solyga
Review by: to-be-reviewed
Some more improvements to the generic view code
Namely getEmptyKeyFields and constructKeyNameSuffix,
some whitespace issues, and a few extra fields in the
context.
Patch by: Sverre Rabbelier
Reviewd by: to-be-reviewed