message: Specify a specific version for appveyor
diff: @@ -10,11 +10,11 @@ environment:
  WPD_LIB_PATH: "C:/dl/wpdpack/WpdPack/Lib/Packet.lib"
  VCVARS: "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\bin\\vcvars32.bat"
  - TARGET: x86_64-pc-windows-msvc
  - RUST_CHANNEL: stable
  + RUST_CHANNEL: 1.19.0
  WPD_LIB_PATH: "C:/dl/wpdpack/WpdPack/Lib/x64/Packet.lib"
  VCVARS: "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\bin\\amd64\\vcvars64.bat"
  - TARGET: i686-pc-windows-msvc
  - RUST_CHANNEL: stable
  + RUST_CHANNEL: 1.19.0
  WPD_LIB_PATH: "C:/dl/wpdpack/WpdPack/Lib/Packet.lib"
  VCVARS: "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\bin\\vcvars32.bat"
  - TARGET: x86_64-pc-windows-msvc
  