The company isn't a popular investment just now, but this provides a decent buying opportunity for bargain hunters.As often happens when a prominent company is about to publish a quarterly earnings report, analysts have been adjusting their price targets in anticipation. In this case, it's PepsiCo (PEP -0.14%). Evaluations of the big beverage and snack food conglomerate run the gamut from poor to excellent, and one of the more optimistic takes on the company's stock anticipates a double-digit percentage ups ...