The stocks listed here have all been increasing their payouts for more than 15 consecutive years.Dividend growth stocks can make for ideal long-term investments. These are stocks which have shown a commitment to not just paying dividends but increasing their payouts over time. That can be difficult to do amid varying economic conditions,l and long streaks are often due to the underlying business having strong and versatile operations.Here are three dividend growth stocks that may announce another round of d ...