feat(homepage): remove Google Custom Search, slow for users in China
feat: bump 7-ZIp version to 9.35 beta
chore: update templates from upstream
feat(template): refine HTML structure
feat: update download link and SDK link
fix(homepage): HTML syntax error
feat(homepage): enable beta download links
feat(grunt): disable `smoosher` task
feat: move custom variables to `versions.yml`
fix(grunt): copy task