More PowerEntry work.

src/engine/wpak/PowersParser.java

@@ -149,7 +149,8 @@ public class PowersParser {
                     case "GRANTOVERRIDEVAR":
                         powerEntry.grantOverrideVar = lineValues[1].trim();
                         break;
-
+                    case "DESCRIPTION":
+                        powerEntry.description.add(lineValues[1].trim());
                     default:
                         Logger.error("Unhandled variable type:" + key);
                 }