[Cookbook] - Scoped slot

[mazipan]

https://github.com/vuejs-id/docs/blob/master/src/v2/cookbook/practical-use-of-scoped-slots.md

[isatrio]

I take this

[isatrio]

Still on progress...

[mazipan]

PR aja dulu mas @isatrio

[isatrio]

Done

[mazipan]

PR on #162