v4.0.2

Docs

• add instructions for quasar framework (#452)
• fix typo (#439)

Chores

• update dependency vue to v2.6.11
• update dependency vue-class-component to v7.2.3
• update dependency eslint to v7
• update dependency rollup to v2.9.1
• update dependency jest to v26.0.1
• update dependency babel to v7.9.6
• update dependency @vue/test-utils to v1.0.2