Update babel7 to the latest version 🚀 (#274)
Update babel7 to the latest version 🚀 (#274)

* chore(package): update @babel/core to version 7.0.0-rc.4

* chore(package): update @babel/plugin-proposal-class-properties to version 7.0.0-rc.4

* chore(package): update @babel/plugin-proposal-optional-catch-binding to version 7.0.0-rc.4

* chore(package): update @babel/plugin-syntax-object-rest-spread to version 7.0.0-rc.4

* chore(package): update @babel/plugin-transform-flow-comments to version 7.0.0-rc.4

* chore(package): update @babel/plugin-transform-modules-commonjs to version 7.0.0-rc.4

* chore(package): update @babel/register to version 7.0.0-rc.4

* Update babel to v7.

u-wave/api-v1