Remove INSTALL (merge into README), add screenshot in README

README.asciidoc

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+= QWeeChat
+:author: Sébastien Helleu
+:email: flashcode@flashtux.org
+:lang: en
+
+
+QWeeChat is a Qt remote GUI for WeeChat written in Python.
+
+Homepage: http://weechat.org/
+
+
+== Features
+
+* Multi-platform (GNU/Linux, *BSD, Mac OS X, QNX, Windows & others).
+* Free software, released under GPLv3.
+
+image::http://static.weechat.org/images/screenshots/medium/qweechat.png[align="center"]
+
+== Install
+
+=== Dependencies
+
+Following packages are *required*:
+
+* WeeChat (version >= 0.3.7) on local or remote machine, with relay plugin
+  enabled and listening on a port with protocol "weechat"
+* Python 2.x >= 2.6
+* PySide (recommended, packages: python.pyside.*) or PyQt4 (python-qt4)
+
+=== Run without install
+
+Extract files from archive and run qweechat.py:
+
+----
+$ tar xvzf qweechat-x.y.tar.gz
+$ cd qweechat-x.y
+$ python src/qweechat/qweechat.py
+----
+
+=== Run with install
+
+Extract files from archive and install using script 'setup.py':
+
+----
+$ tar xvzf qweechat-x.y.tar.gz
+$ cd qweechat-x.y
+----
+
+To install in your home:
+
+----
+$ python setup.py install --home=~/qweechat
+----
+
+To install in system directories (as root):
+
+----
+# python setup.py install
+----
+
+== WeeChat setup
+
+You have to add a relay port in WeeChat, for example on port 1234:
+
+----
+/set relay.network.password "mypass"
+/relay add weechat 1234
+----
+
+== Connect to WeeChat
+
+In QWeeChat, click on connect and enter fields:
+
+* 'server': the IP address or hostname of your machine with WeeChat running
+* 'port': the relay port (defined in WeeChat)
+* 'password': the relay password (defined in WeeChat)
+
+Options can be changed in file '~/.qweechat/qweechat.conf'.
+
+== Copyright
+
+Copyright (C) 2011-2014 Sébastien Helleu <flashcode@flashtux.org>
+
+This file is part of QWeeChat, a Qt remote GUI for WeeChat.
+
+QWeeChat is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+QWeeChat is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with QWeeChat.  If not, see <http://www.gnu.org/licenses/>.