Add existing fwd files to cmake project.

nano/node/CMakeLists.txt

@@ -80,6 +80,7 @@ add_library(
   epoch_upgrader.hpp
   epoch_upgrader.cpp
   fair_queue.hpp
+  fwd.hpp
   ipc/action_handler.hpp
   ipc/action_handler.cpp
   ipc/flatbuffers_handler.hpp
@@ -166,6 +167,7 @@ add_library(
   transport/tcp_channel.cpp
   transport/fake.hpp
   transport/fake.cpp
+  transport/fwd.hpp
   transport/inproc.hpp
   transport/inproc.cpp
   transport/message_deserializer.hpp

nano/secure/CMakeLists.txt

@@ -20,6 +20,7 @@ add_library(
   account_iterator_impl.hpp
   common.hpp
   common.cpp
+  fwd.hpp
   generate_cache_flags.hpp
   generate_cache_flags.cpp
   ledger.hpp

nano/store/CMakeLists.txt

@@ -9,6 +9,7 @@ add_library(
   db_val_impl.hpp
   iterator.hpp
   final_vote.hpp
+  fwd.hpp
   lmdb/account.hpp
   lmdb/block.hpp
   lmdb/confirmation_height.hpp