Add Gedit plugin from the wiki, minor edits

doc/source/extensions.rst

@@ -0,0 +1,22 @@
+**********
+Extensions
+**********
+
+There are a few plug-ins and extensions that make for a much better experience.
+
+Gedit
+-----
+
+This Gedit plugin adds a menu to allow for running Shoebot scripts. It will open a Shoebot window using the current document as the Shoebot code.
+
+Installation
+^^^^^^^^^^^^
+
+Run the following commands to add the plugin to Gedit:
+
+    $ cd shoebot/extensions/gedit3-plugin
+    $ cp shoebotit* ~/.local/share/gedit/plugins -r
+
+Restart Gedit. Navigate to **Edit > Preferences > Plugins** and activate the
+Shoebotit plugin.
+

doc/source/index.rst

@@ -1,6 +1,10 @@
 Shoebot documentation
 =====================
 
+* `Main site <https://shoebot.github.io>`
+* `GitHub repository <https://github.com/shoebot/shoebot>`
+* `Issue tracker <https://github.com/shoebot/shoebot/issues>`
+
 Contents:
 
 .. toctree::
@@ -12,6 +16,7 @@ Contents:
    advanced
    interfacing
    libraries
+   extensions
    examples
 
 

doc/source/intro.rst

@@ -17,8 +17,8 @@ generative creativity:
   * Design By Numbers
 
 Shoebot is a fork/rewrite of `Nodebox 1
-<https://www.nodebox.net/code/index.php/Home>`_, which is itself based on
-`DrawBot <http://www.drawbot.com/>`_. There are slightly different syntax
+<https://www.nodebox.net/code/index.php/Home>`_ by Frederik de Bleser and Tom de Smedt, which is itself based on
+`DrawBot <http://www.drawbot.com/>`_ by Just van Rossum. There are slightly different syntax
 approaches in each language, and Shoebot tries to support both.