In keeping up with the tradition of its flagship smartphone line, Samsung is working around the clock to release new variants of the Galaxy S5. The website GSMArena.com recently published an article suggesting the South Korean company is preparing to release a Galaxy S5 Active, based on a leaked screenshot revealing the M-G870A model name. But with the standard Galaxy S5 already featuring a water-resistant, dust-resistant shell, some tech enthusiasts are wondering what new features Samsung will add to the Galaxy S5 Active. One of the notable features of the Galaxy S5 that drew praise from smartphone critics was its standard water/dust-resistant technology. While the Galaxy S5 isn’t waterproof by any means, it’s designed to withstand small amounts of moisture, reducing the chance of permanent damage if you accidentally expose it to water. With a Galaxy S5 Active variant on the horizon, we can only speculate as to what kind of features and goodies Samsung will add to try and entice consumers. We also covered a story here on GalaxyS5US.com about the smaller Galaxy S5 Mini variant, which is expected to hit the market later this year. The Galaxy S5 Mini will likely feature a Snapdragon processor (800 or 801), 8-megapixel…