v0.10.4

v0.10.4 — multi-OS browser downloads

• vendor/init.go selects assets by GOOS/GOARCH (linux64, mac-x64, mac-arm64, win32, win64)
• Chrome / ChromeDriver from Chrome for Testing Stable API
• Firefox / geckodriver / Sauce Connect packages matched per platform
• Unsupported platforms error clearly instead of downloading Linux-only URLs
• Dropped cloud.google.com/go usage from the init helper
• HTMLUnit tests skip when java is not on PATH

go get github.com/zninggo/selenium@v0.10.4
cd vendor && go run init.go --alsologtostderr --download_browsers --download_latest