wise multi position search regression issue. Columns is not ibe param.

Author: wmiipac

src/firefly/java/edu/caltech/ipac/astro/ibe/BaseIbeDataSource.java

@@ -205,8 +205,6 @@ private Map<String, String> asMap(IbeQueryParam param) {
                 params.put(SIZE, param.getSize());
             }
         }
-
-        params.put(COLUMNS, param.getColumns());
         params.put(WHERE, param.getWhere());
         return params;
     }