SEATTLE, 2015-3-10 — /EPR Retail News/ — Playful butterflies, swirling coffee beans, delicate flowers, colorful continents, an iconic Starbucks apron, and a detailed night scene all adorn cups that were selected as finalists in the Starbucks Partner Cup Contest. Inspired by the success of its White Cup Contest for customers, Starbucks gave its store partners (employees)…