Doc updates for 3.8.0.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12838 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/AUTHORS b/AUTHORS
index 740a724..5140aad 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -65,8 +65,14 @@
 also made a bunch of performance and memory-reduction fixes across
 diverse parts of the system.
 
-Maynard Johnson contributed IBM Power6 and Power7 support, and generally
-deals with ppc64-linux issues.
+Carl Love and Maynard Johnson contributed IBM Power6 and Power7
+support, and generally deal with ppc{32,64}-linux issues.
+
+Petar Jovanovic and Dejan Jevtic wrote and maintain the mips32-linux
+port.
+
+Dragos Tatulea modified the arm-android port so it also works on
+x86-android.
 
 Many, many people sent bug reports, patches, and helpful feedback.