Updated buildbot link in installation notes

Author: Ayuto

addons/source-python/docs/source-python/source/general/installation.rst

@@ -10,7 +10,7 @@ Requirements
 Installation steps
 ------------------
 
-1. Download the latest Source.Python version from our `buildbot <http://build.affecta.net/job/Source.Python/lastSuccessfulBuild/>`_.
+1. Download the latest Source.Python version from our `buildbot <http://builds.sourcepython.com/job/Source.Python/lastSuccessfulBuild/>`_.
 2. Extract the archive in your server's game folder. E.g. ``../my_servers/css/cstrike/``
 3. Start/restart your server and validate the installation:
 
@@ -19,4 +19,4 @@ Installation steps
 
 4. If you validated the installation, you successfully installed Source.Python!
 5. Edit your server's ``../cfg/source-python/core_settings.ini`` file to your liking.
-6. If you are having problems installing Source.Python, please let us know on our `forums <http://forums.sourcepython.com/>`_!
+6. If you are having problems installing Source.Python, please let us know on our `forums <http://forums.sourcepython.com/>`_!