Added @j4mie, and added projects to 'additional thanks' as appropriate.

docs/topics/credits.md

@@ -43,6 +43,7 @@ The following people have helped make REST framework great.
 * Michael Barrett - [phobologic]
 * Mathieu Dhondt - [laundromat]
 * Johan Charpentier - [cyberj]
+* Jamie Matthews - [j4mie]
 
 Many thanks to everyone who's contributed to the project.
 
@@ -54,6 +55,10 @@ Project hosting is with [GitHub].
 
 Continuous integration testing is managed with [Travis CI][travis-ci].
 
+Various inspiration taken from the [Piston], [Tastypie] and [Dagny] projects.
+
+Development of REST framework 2.0 was sponsored by [DabApps].
+
 ## Contact
 
 To contact the author directly:
@@ -67,6 +72,11 @@ To contact the author directly:
 [markdown]: http://daringfireball.net/projects/markdown/
 [github]: github.com/tomchristie/django-rest-framework
 [travis-ci]: https://secure.travis-ci.org/tomchristie/django-rest-framework
+[piston]: https://bitbucket.org/jespern/django-piston
+[tastypie]: https://github.com/toastdriven/django-tastypie
+[dagny]: https://github.com/zacharyvoase/dagny
+[dabapps]: http://lab.dabapps.com
+
 [tomchristie]: https://github.com/tomchristie
 [markotibold]: https://github.com/markotibold
 [pbgwl]: https://github.com/pbgwl
@@ -107,4 +117,5 @@ To contact the author directly:
 [alecperkins]: https://github.com/alecperkins
 [phobologic]: https://github.com/phobologic
 [laundromat]: https://github.com/laundromat
-[cyberj]: https://github.com/cyberj
\ No newline at end of file
+[cyberj]: https://github.com/cyberj
+[j4mie]: https://github.com/j4mie
\ No newline at end of file