Allow sorting by 'processor' and 'session' columns.
Index: htop/Process.c
===================================================================
--- htop.orig/Process.c	2008-09-23 06:43:34.000000000 +0300
+++ htop/Process.c	2009-03-29 19:49:22.889032486 +0300
@@ -533,6 +533,10 @@
       return strcmp(p1->user, p2->user);
    case PRIORITY:
       return (p1->priority - p2->priority);
+   case PROCESSOR:
+      return (p1->processor - p2->processor);
+   case SESSION:
+      return (p1->session - p2->session);
    case STATE:
       return (p1->state - p2->state);
    case NICE: