Atlanta-based GetOne Rewards, Inc., which secured $2.5 million during its recent Series B funding round, is gearing up for expansive growth in the United States and has unveiled its management team to lead the process. The company, founded in 2010, developed a cloud-based digital rewards program. According to the company's website, its loyalty program is easier to use than others. It's developed an iPad-based system in which consumers type their phone number into an iPad display next to the register…