Move to python3 style division.

All of these are currently integer division in python2.

evennia/utils/utils.py

@@ -5,6 +5,7 @@ They provide some useful string and conversion methods that might
 be of use when designing your own game.
 
 """
+from __future__ import division
 from __future__ import print_function
 
 import os
@@ -265,11 +266,11 @@ def time_format(seconds, style=0):
         # We'll just use integer math, no need for decimal precision.
         seconds = int(seconds)
 
-    days = seconds / 86400
+    days = seconds // 86400
     seconds -= days * 86400
-    hours = seconds / 3600
+    hours = seconds // 3600
     seconds -= hours * 3600
-    minutes = seconds / 60
+    minutes = seconds // 60
     seconds -= minutes * 60
 
     if style is 0: