Add libuv release library directory to LibraryPath for both Debug and Win32 configurations in wren.vcxproj. Include timer.c and timer.h source files in the project filters. Extend AdditionalIncludeDirectories with cli, module, and libuv include paths. Implement rmtree_onerror handler for permission-safe directory cleanup in libuv.py, and enable Windows libuv build via vcbuild.bat.