Add dynamic thread pool and initial port of test
diff --git a/tools/doxygen/Doxyfile.c++ b/tools/doxygen/Doxyfile.c++
index 4bdd8ba..785779b 100644
--- a/tools/doxygen/Doxyfile.c++
+++ b/tools/doxygen/Doxyfile.c++
@@ -773,6 +773,7 @@
 include/grpc++/config_protobuf.h \
 include/grpc++/create_channel.h \
 include/grpc++/credentials.h \
+include/grpc++/dynamic_thread_pool.h \
 include/grpc++/fixed_size_thread_pool.h \
 include/grpc++/generic_stub.h \
 include/grpc++/impl/call.h \