Distinguishing 'countries you have a physical presence in' from 'countries in which you do business' for organization profiles

On several occasions there has been confusion from both service providers and for end-users as to whether a particular service provider has a physical presence in a country, vs simply doing business in that country while not being located there. To resolve this issue we're going to break these into two separate fields on organization profiles, and adjust the marketplace filtering options accordingly.

Production outage: No
Change affects: Drupal.org Organization profiles and Marketplace
Deployment schedule: week of 2017-01-21
Backout plan: revert or fix in place