Revert "Putting the 1.8 system requirements into the README file"

Bug1234487

This reverts commit ef57a701.

Change-Id: I214f827101b6ebea2826f5ef38d0f93392ebf77d

README

 Mahara Readme
 -------------
 
-Thanks for downloading Mahara!
-
-SUPPORT: The best ways of obtaining support are:
-
- * http://manual.mahara.org/ - the Mahara online manual
- * http://www.mahara.org/forums - the Mahara project forums
- * #mahara on freenode (IRC) - live chat with other users and developers
-
-INSTALLATION:
-
-To install, please follow the instructions here:
+Thanks for downloading Mahara! To install, please follow the instructions here:
 
   https://wiki.mahara.org/System_Administrator%27s_Guide/Installing_Mahara
 
-UPGRADING:
-
 If you already have a Mahara you wish to upgrade, follow the instructions here:
 
   https://wiki.mahara.org/System_Administrator%27s_Guide/Upgrading_Mahara
 
-SYSTEM REQUIREMENTS:
-
-The system requirements for the most recent version of Mahara are here:
-
-  https://wiki.mahara.org/index.php/System_Administrator%27s_Guide/Requirements
-
-Mahara 1.8 requires:
-
- * Database:
- ** Postgres 8.3 or later
- ** or MySQL 5.1 or later
-
- * Web Server: Mahara is only officially supported on Apache 2 or later,
-   although it will probably run in any web server with the proper PHP
-   extensions.
-
- * PHP 5.3 or later, with the following extensions:
- ** gd (including Freetype support)
- ** json
- ** curl
- ** libxml
- ** SimpleXML
- ** session
- ** pgsql; or mysqli; or mysql
- ** openssl and xmlrpc (for networking support)
- ** mbstring
- ** mime_magic; or fileinfo
- ** mcrypt
- ** imagick (optional)
- ** zlib (optional)
- ** zip (optional)
- ** bz2 (optional)
- ** ... and ensure that the magic_quotes and register_globals settings are off.
-
- * OS: Mahara is only officially supported on Debian (5.0/"Lenny" or later) and
-   Ubuntu (10.04/"Lucid Lynx" or later), however it will probably run in any
-   OS with a suitable web server
- ** For zip/unzip support, the command-line "zip" and "unzip" utilities must
-    be installed
-
- * Web Browser: Mahara should be accessible in any modern web browser with
-   Javascript support. However, it is only actively tested in the most recent
-   versions of Firefox, Chrome, Safari, and Opera; and the last three versions
-   of IE. For Mahara 1.8.0, these versions are:
- ** Firefox - 24.0
- ** Chrome - 34.0
- ** Safari - 6.0
- ** Opera - 17.0
- ** IE - 8, 9, 10
-
-TRANSLATIONS: You can get language packs from:
+The best ways of obtaining support are:
+
+ * #mahara on freenode (IRC) - live chat with other users and developers
+ * http://www.mahara.org/forums - the Mahara project forums
+
+You can get language packs from:
 
   https://wiki.mahara.org/Download_Mahara
 
-MOODLE: Documentation on integrating Mahara with Moodle can be found in the
-3.1MB PDF here:
+Documentation on integrating Mahara with Moodle can be found in the 3.1MB PDF
+here:
 
   https://wiki.mahara.org/images/d/d5/Mahoodle.pdf