Add missing CI script for Windows

ci/before_deploy.ps1

@@ -0,0 +1,26 @@
+# This script takes care of packaging the build artifacts that will go in the
+# release zipfile
+
+$SRC_DIR = $PWD.Path
+$STAGE = [System.Guid]::NewGuid().ToString()
+
+Set-Location $ENV:Temp
+New-Item -Type Directory -Name $STAGE
+Set-Location $STAGE
+
+$ZIP = "$SRC_DIR\$($Env:CRATE_NAME)-$($Env:APPVEYOR_REPO_TAG_NAME)-$($Env:TARGET).zip"
+
+Copy-Item "$SRC_DIR\target\release\hyperfine.exe" '.\'
+
+# readme and license
+Copy-Item $SRC_DIR\README.md '.\'
+Copy-Item $SRC_DIR\LICENSE-MIT '.\'
+Copy-Item $SRC_DIR\LICENSE-APACHE '.\'
+
+7z a "$ZIP" *
+
+Push-AppveyorArtifact "$ZIP"
+
+Set-Location ..
+Remove-Item $STAGE -Force -Recurse
+Set-Location $SRC_DIR