Release 2.0.4 (#35)

* 📦 Chore: add bump version (#32)

* 📦 Chore: add picgo bump version

* 📦 Chore: substitute npm with yarn

* 📦 Chore: move pre-commit to husky for using by `git cz`

* 📦 Chore: finish azure pipeline & remove appveyor

* 🔙 Revert: fix mistake in test script

* 📝 Docs: make readme tidier

* 📝 Docs: revert to details/summary tags

* 📝 Docs: update license

* 📝 Docs: add upupming to license

* 📝 Docs: currect azure project name (#33)

* ⬆️ Upgrade: picgo to 1.3.6

fix bugs when upload images from clipboard in Windows 7

ISSUES CLOSED: #34

* 🎉 Release: 2.0.4

Small fix on words