add psutil as dependency, bump v0.9.6

#7 added the need for psutil, it seems that it is not installed by default on many systems

README.md

@@ -11,6 +11,7 @@ A ncurses Telegram client developed in Python with the urwid library.
 * [Telegram-cli](https://github.com/vysheng/tg)
 * [urwid](http://urwid.org)
 * [pytg](https://github.com/luckydonald/pytg)
+* python-psutil
 * libnotify (optional)
 * caca-utils (optional)
 
@@ -33,7 +34,7 @@ $ pacaur -y nctelegram-git
 Install dependencies:
 
 ```
-$ sudo dnf install telegram-cli python-urwid
+$ sudo dnf install telegram-cli python3-urwid python3-psutil
 ```
 
 Install ncTelegram through pip:
@@ -54,7 +55,7 @@ To install telegram-cli just follow its [readme](https://github.com/vysheng/tg).
 Install urwid:
 
 ```
-$ sudo apt-get install python3-urwid
+$ sudo apt-get install python3-urwid python3-psutil
 ```
 
 Install ncTelegram through pip:

nctelegram

@@ -2,18 +2,16 @@
 import os
 import sys
 import subprocess
+import psutil
 import os.path
 import configparser
 
 import ncTelegram
-import psutil
 
 
 
-# Check if telegram-cli is already running on the same port
-list_connection = [ i[4] for i in psutil.net_connections() ]
-for connection in list_connection:
-    if connection and connection[1] == 4458:
+for connection in psutil.net_connections():
+    if connection[4] and connection[4][1] == 4458:
         print('telegram-cli is already running, kill it before starting ncTelegram')
         sys.exit(1)
 

setup.py

@@ -3,7 +3,7 @@
 from distutils.core import setup
 
 setup(name='ncTelegram',
-      version='0.9.5',
+      version='0.9.6',
       description='A curse Telegram client',
       license='GPLv3',
       author='Sébastien Lemaire',