Add info about twitter and bootstrapping from github to website.

install.txt

@@ -62,3 +62,9 @@ Currently, the following C compilers are supported under Windows:
   | http://www.digitalmars.com/download/freecompiler.html
 
 However, most testing is done with GCC.
+
+Bootstrapping from Github
+-------------------------
+
+Take a look at the readme file on github `here <https://github.com/Araq/Nimrod#readme>`_
+for instructions.

web/community.txt

@@ -9,6 +9,8 @@ Bug reports: http://github.com/Araq/Nimrod/issues.
 For quickest feedback, join our IRC channel: irc://irc.freenode.net/nimrod
 (logs at `<http://build.nimrod-code.org/irclogs/>`_).
 
+Check out our Twitter account for latest news and announcements: `@nimrodlang <http://twitter.com/nimrodlang>`_.
+
 How to help
 ===========