message: Change env var *_PREBUILT_DEPS_DIR to *_DIR.
diff: @@ -55,8 +55,8 @@ Checkout https://github.com/evernym/libzmq-pw repository.
  - execute "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvars64.bat"
  - Point path to this directory using environment variables:
  - set INDY_PREBUILT_DEPS_DIR=C:\BIN\x64
  - - set MILAGRO_PREBUILT_DEPS_DIR=C:\BIN\x64
  - - set ZMQPW_PREBUILT_DEPS_DIR=C:\BIN\x64
  + - set MILAGRO_DIR=C:\BIN\x64
  + - set ZMQPW_DIR=C:\BIN\x64
  - set SODIUM_LIB_DIR=C:\BIN\x64
  - set OPENSSL_DIR=C:\BIN\x64
  - set PATH to find .dlls:
  