Fix rustc and cmake install on AppVeyor

appveyor.yml

@@ -12,15 +12,15 @@ configuration: Release
 clone_folder: C:\BearLibTerminal.rs
 
 install:
-  - curl -L https://static.rust-lang.org/dist/rust-beta-x86_64-pc-windows-gnu.msi -oC:\rust-beta-x86_64-pc-windows-gnu.msi
-  - start /w msiexec /qn /quiet /passive /a C:\rust-beta-x86_64-pc-windows-gnu.msi TARGETDIR="C:\Program Files"
-  -
-  - set PATH=C:\msys64\mingw64\bin;C:\msys64\usr\bin;%PATH%;C:\Program Files\Rust\bin;C:\
+  - set PATH=C:\msys64\mingw64\bin;C:\msys64\usr\bin;%PATH%;C:\Users\appveyor\.cargo\bin;C:\
   - set LIBRARY_PATH=C:\
   -
   - bash -lc "pacman --needed --noconfirm -Sy pacman-mirrors"
   - bash -lc "pacman --noconfirm -Sy"
-  - bash -lc "pacman --noconfirm -S mingw-w64-x86_64-toolchain cmake"
+  - bash -lc "pacman --noconfirm -S mingw-w64-x86_64-toolchain mingw-w64-x86_64-cmake"
+  -
+  - curl -SL https://win.rustup.rs/ -oC:\rustup-init.exe
+  - C:\rustup-init.exe -y --default-host="x86_64-pc-windows-gnu"
   -
   - git clone https://github.com/nabijaczleweli/BearLibTerminal.git C:\BearLibTerminal
   - cd C:\BearLibTerminal\Build