Merge branch 'feature/retweet' into 'master'

src/App.scss

src/_variables.scss

src/components/favorite_button/favorite_button.vue

src/components/retweet_button/retweet_button.js

src/components/retweet_button/retweet_button.vue

src/components/status/status.js

src/components/status/status.vue

src/modules/statuses.js

src/services/api/api.service.js