Update README.md

Shifting flavors of pure data below goals and renaming it.

README.md

@@ -11,7 +11,7 @@ maintainers:
 [Mailing List](http://disis.music.vt.edu/cgi-bin/mailman/listinfo/l2ork-dev)
 
 * [One Paragraph Overview](#one-paragraph-overview)
-* [Flavors of Purr Data](#flavors-of-purr-data)
+* [Flavors of Pure Data](#flavors-of-pure-data)
 * [Three Paragraph Overview](#three-paragraph-overview)
 * [Goals](#goals)
 * [Downloads](#downloads)
@@ -27,24 +27,11 @@ maintainers:
 
 ### One Paragraph Overview
 
-Purr Data (aka Pd) is a visual programming language.  That means you can use it to
+Pure Data (aka Pd) is a visual programming language.  That means you can use it to
 create software graphically by drawing diagrams instead of writing lines of
 code.  These diagrams show how data flows through the software, displaying on
 the screen what text-based languages require you to piece together in your mind.
 
-### Flavors of Purr Data
-
-There are three maintained distributions of Purr Data:
-
-1. Purr Data. This is the 2.0 version of Pd-l2ork. It ships with lots of
-   external libraries and uses a modern GUI written using HTML5.
-2. Pd-L2Ork 1.0, the version used by Ivica Bukvic for his laptop orchestra.
-   Pd-l2ork 1.0 uses tcl/tk (and tkpath) for the GUI. You can find it
-   [here](http://l2ork.music.vt.edu/main/make-your-own-l2ork/software/)
-3. Purr Data "Vanilla".  Miller Puckette's personal version which he hosts on
-   his website and maintains.  It doesn't come with external libraries
-   pre-installed, but it does include an interface you can use to search
-   and install external libraries maintained and packaged by other developers.
 
 ### Three Paragraph Overview
 
@@ -78,6 +65,20 @@ Pd-L2ork has the following goals:
    documentation.  We like documentation, so it follows that we like consistent
    interfaces.
 
+### Purr Data's relationship to Pure Data
+
+There are three maintained distributions of Pure Data:
+
+1. Purr Data. This is the 2.0 version of Pd-l2ork. It ships with lots of
+   external libraries and uses a modern GUI written using HTML5.
+2. Pd-L2Ork 1.0, the version used by Ivica Bukvic for his laptop orchestra.
+   Pd-l2ork 1.0 uses tcl/tk (and tkpath) for the GUI. You can find it
+   [here](http://l2ork.music.vt.edu/main/make-your-own-l2ork/software/)
+3. Pure Data "Vanilla".  Miller Puckette's personal version which he hosts on
+   his website and maintains.  It doesn't come with external libraries
+   pre-installed, but it does include an interface you can use to search
+   and install external libraries maintained and packaged by other developers.
+
 ### Downloads
 
 You can download a precompiled installer for Gnu/Linux, Windows, or OSX
@@ -309,11 +310,11 @@ Here are some of the current tasks:
     changes to the music.
     What I'd like is to include a new, smallish game with each release
     that has a link in the Pd console.  It can be a little demo or game,
-    just something fun that shows off what can be done using Purr Data.
+    just something fun that shows off what can be done using Pure Data.
 * designing/implementing regression test template
   * skills needed: knowledge about... regression tests. :)  But also some
     expertise in using Pd so that the tests themselves can
-    be written in Purr Data.  At the same time, they should
+    be written in Pure Data.  At the same time, they should
     be able to be run as part of the automated packaging
     process (i.e., in -nogui mode).
   * status: some externals have their own testing environments, but they are
@@ -324,7 +325,7 @@ Here are some of the current tasks:
     Here's an email thread with Katja Vetter's design, which looks to
     be automatable:
     http://markmail.org/message/t7yitfc55anus76i#query:+page:1+mid:chb56ve7kea2qumn+state:results
-    And Mathieu Bouchard's "purr unity" (not sure if this is the most
+    And Mathieu Bouchard's "pure unity" (not sure if this is the most
     recent link...):
     http://sourceforge.net/p/pure-data/svn/HEAD/tree/tags/externals/pureunity/pureunity-0.0/
 
@@ -383,7 +384,7 @@ hold true for Pd Vanilla anymore.
 #### Structure definition roadmap.
 
 First, the containment tree of things
-that can be sent messages ("purr data").  (note that t_object and t_text,
+that can be sent messages ("pure data").  (note that t_object and t_text,
 and t_graph and t_canvas, should be unified...)
 
 BEFORE 0.35: