Have you ever heard of Choglit soda or OK soda?  Maybe you remember Surge, which was around for a few years and tasted a lot like Mountain Dew?  No?  All three of these sodas were launched by Coca-Cola and all three were complete and utter failures.  In April, CEO E. Neville Isdell reminded shareholders of these failures in order to shake up Coca-Cola's "risk-adverse" culture. …