Convert aos over to flatbuffers

Everything builds, and all the tests pass.  I suspect that some entries
are missing from the config files, but those will be found pretty
quickly on startup.

There is no logging or live introspection of queue messages.

Change-Id: I496ee01ed68f202c7851bed7e8786cee30df29f5
diff --git a/aos/util/file_test.cc b/aos/util/file_test.cc
index f904259..fa259e8 100644
--- a/aos/util/file_test.cc
+++ b/aos/util/file_test.cc
@@ -6,21 +6,12 @@
 
 #include "gtest/gtest.h"
 
-#include "aos/testing/test_logging.h"
-
 namespace aos {
 namespace util {
 namespace testing {
 
-class FileTest : public ::testing::Test {
- protected:
-  FileTest() {
-    ::aos::testing::EnableTestLogging();
-  }
-};
-
 // Basic test of reading a normal file.
-TEST_F(FileTest, ReadNormalFile) {
+TEST(FileTest, ReadNormalFile) {
   const ::std::string tmpdir(getenv("TEST_TMPDIR"));
   const ::std::string test_file = tmpdir + "/test_file";
   ASSERT_EQ(0, system(("echo contents > " + test_file).c_str()));
@@ -28,7 +19,7 @@
 }
 
 // Tests reading a file with 0 size, among other weird things.
-TEST_F(FileTest, ReadSpecialFile) {
+TEST(FileTest, ReadSpecialFile) {
   const ::std::string stat = ReadFileToStringOrDie("/proc/self/stat");
   EXPECT_EQ('\n', stat[stat.size() - 1]);
   const ::std::string my_pid = ::std::to_string(getpid());