Fix documentation about file descriptor limits.

README

@@ -3,15 +3,6 @@ Welcome and thanks for downloading uHub, a high performance ADC p2p hub.
 For the official documentation, bugs and other information, please visit:
 http://www.uhub.org/
 
-Compatible ADC clients
+For a list of compatible ADC clients, see:
+http://www.adcportal.com/wiki/index.php/ADC_Software_List#Client_Software
 
-Windows:
-- StrongDC
-- ApexDC 1.1.x and newest
-- Jucy
-- RSX++
-
-Unix\Linux:
-- Linuxdcpp 1.1.x+   and newest
-- FreeDC++
-- EiskaltDC++

doc/getstarted.txt

@@ -44,12 +44,14 @@ Example:
   % uhub -f -l mylog.txt -u nobody -g nogroup
 
 
-If you are planning to more than 1000 users on hub, you must increase the number of max descriptor limits.
+If you are planning to more than 1024 users on hub, you must increase the max number of file descriptors allowed.
-The descriptor limits must be great than the value of max_users uhub.conf.
+This limit needs to be higher than the configured max_users in uhub.conf.
 
-In linux you must add the following line in /etc/security/limits.conf (for max_users = 4000 ):
+In linux can add the following lines to /etc/security/limits.conf (allows for ~4000 users)
       *     soft nofile 4096
       *     hard nofile 4096
 
+Or, you can use (as root):
+  % ulimit -n 4096
                      
 Your mileage may vary -- Good luck!

doc/uhub.conf

@@ -64,10 +64,11 @@ limit_min_slots = 0
 limit_max_slots = 0
 
 # chat control
-# if chat_is_privileged=yes only REG\OP\OWNER may write in main chat
+# if chat_is_privileged=yes only registered users may write in main chat
 chat_is_privileged = no
 
-# if chat_only = yes hub block SEARCH\DOWNLOAD 
+# if chat_only = yes then search and transfer functionality is disabled for
+# non-operator users.
 chat_only = no
 
 # Configure status message as sent to clients in different circumstances.