message: build(build.js): Fix dockcross invocation with MSYS
  /ITK-build gets converted to C:/Program Files/Git/ITK-build ...
diff: @@ -75,7 +75,7 @@ if (program.compile) {
  if (program.debug) {
  buildType = '-DCMAKE_BUILD_TYPE:STRING=Debug'
  }
  - const cmakeCall = spawnSync('bash', [dockcross, 'cmake', '-DRapidJSON_INCLUDE_DIR=/rapidjson/include', buildType, '-Bbuild', '-H.', '-GNinja', '-DITK_DIR=/ITK-build', '-DBUILD_ITK_JS_IO_MODULES=ON'], {
  + const cmakeCall = spawnSync('bash', [dockcross, 'bash', '-c', `cmake -DRapidJSON_INCLUDE_DIR=/rapidjson/include ${buildType} -Bbuild -H. -GNinja -DITK_DIR=/ITK-build -DBUILD_ITK_JS_IO_MODULES=ON`], {
  env: process.env,
  stdio: 'inherit'
  })
  