[PATCH 03/11] parser: Move hash_diff and extract_tags

[Andy Doan]

On 07/13/2016 04:40 AM, Stephen Finucane wrote:
> These functions are only used in models.Patch. Add them as static
> methods.
>
> Signed-off-by: Stephen Finucane <stephen.finucane at intel.com>

Reviewed-by: Andy Doan <andy.doan at linaro.org>