Release 5.0.0

What's Changed

• feat: Drop old arch by @retyui in #210
• feat(android): share Fresco disk cache with Image.prefetch, new example app by @retyui in #213
• chore: update devDeps, switch to Yarn 4 by @retyui in #214

Full Changelog: 4.3.0...5.0.0
Npm diff: 4.3.0...5.0.0