Fix vue warnings for MasonryGrid/MasonGridItem

Created by: Tirokk

Authored by mattwr18 Aug 21, 2019 Merged Aug 21, 2019

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• localVue.use(Styleguide) to register components

• find masonryGrid and emit event

• Co-authored-by: Alina Beck alina.beck@mail.com

• Co-authored-by: Joseph Ngugi jngugi88@gmail.com

🍰 Pullrequest