Revert "Update taxes when an address changes"

This ends up putting us in an endless loop since we're in an after_save which triggers another after_save when the taxes are updated.

This reverts commit 38698db4864567bc4c1812c52806e5c4d2920743.
Restore "Update taxes when an address changes"

With fix to prevent infinite recursion.
Merge branch '2-2-stable' into 2-2-dev