remove all the crio, bbb, and 2014 code

This also meant upgrading to clang-3.5 from llvm.org to try to get it to
build code for the roboRIO.

Change-Id: I44df4af4e9e04296ee7934cc787da3101b1ac449
diff --git a/aos/README.txt b/aos/README.txt
index 7bf0144..e0f9377 100644
--- a/aos/README.txt
+++ b/aos/README.txt
@@ -10,9 +10,8 @@
 	the .config files are for building linux kernels
 
 linux/ has code that only runs on linux systems
-crio/ has code that only runs on the crio
 
-common/ is where stuff that runs on both the crio and linux is
+common/ is where stuff that runs on all platforms is
 common/input/ is where the framework code for reading stuff into the queues system is
 common/output/ is where the framework for writing things out of the queues system is
 common/messages is where the c++ wrappers for "queues" are