Handle local pickup taxes when getting taxable address

From
https://github.com/woothemes/woocommerce/commit/b797cdb6724384e7d058340b
7c79c3820e87dd1d
Merge branch 'release-2-0-14' of https://github.com/woothemes/woocommerce into release-2-0-14

Conflicts:
	classes/shipping/local-pickup/class-wc-shipping-local-pickup.php