PROVIDENCE — "Boots on the ground" nonprofits do the feeding, teaching, healing and planning, and generous people who donate as little as a single dollar to as much as $6 million, do the giving.The job of the Rhode Island Foundation is to manage the donated money so it grows and distribute it around the state, usually according to the wishes of benefactors.By doing this for 102 years, the organization has grown an initial $10,000 endowment to almost $1 billion, and every [...]