db.univar: extended stats only on request

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@57184 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/db.univar/db.univar.py

@@ -97,9 +97,6 @@ def main():
     where = options['where']
     perc = options['percentile']
 
-    if perc and len(perc) > 0:
-        extend = True 
-
     perc = [float(p) for p in perc.split(',')]
 
     if not shellstyle: