Remove mentions of "long integer" in the docs.

Credits to HappySmileMan from GHOP.
diff --git a/Doc/using/cmdline.rst b/Doc/using/cmdline.rst
index 7ee9c04..18e6c68 100644
--- a/Doc/using/cmdline.rst
+++ b/Doc/using/cmdline.rst
@@ -171,13 +171,12 @@
 
    Division control. The argument must be one of the following:
    
-   ``old``
-     division of int/int and long/long return an int or long (*default*)
    ``new``
-     new division semantics, i.e. division of int/int and long/long returns a
-     float
+     new division semantics, i.e. division of int/int returns a float (*default*)
+   ``old``
+     division of int/int returns an int
    ``warn``
-     old division semantics with a warning for int/int and long/long
+     old division semantics with a warning for int/int
    ``warnall``
      old division semantics with a warning for all uses of the division operator