Ticket #45 (fix for man2hlp warnings)

fixed warnings with some 'man' files

Signed-off-by: Ilia Maslakov <il.smind@gmail.com>

src/man2hlp/man2hlp.in

@@ -413,7 +413,7 @@ sub handle_alt_font($)
             }
 
             # Skip more spaces
-            shift @p while $p[0] eq ' ';
+            shift @p while @p && $p[0] eq ' ';
 
             next;
         }