Clear windows branch; preserve previous contents in win-old

scripts/build_d4r_nvapi_identity.sh

@@ -1,9 +0,0 @@
-#!/usr/bin/env bash
-set -euo pipefail
-
-ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
-CC="${MINGW_CC:-x86_64-w64-mingw32-gcc}"
-mkdir -p "$ROOT/build"
-"$CC" -std=c11 -O2 -Wall -Wextra -shared -static-libgcc \
-  "$ROOT/tools/d4r_nvapi_identity.c" -o "$ROOT/build/nvapi64.dll"
-printf 'Built %s\n' "$ROOT/build/nvapi64.dll"