Display size graph by default

This used to be the default before 1.5, but for some reason the default
changed in 1.5 and 1.6. Changing it back now, because the graph really
is useful, and there's still enough space for the filename even in
smaller terminals.

ChangeLog

@@ -7,6 +7,7 @@ git - ?
 	- Fixed segfault when root dir only contains hidden files
 	- Improved browsing performance
 	- More intuitive multi-page browsing
+	- Display size graph by default
 	- Various minor fixes
 
 1.6 - 2009-10-23

src/browser.c

@@ -30,7 +30,7 @@
 #include <ncurses.h>
 
 
-int graph = 0,
+int graph = 1,
     show_as = 0,
     info_show = 0,
     info_page = 0,