Start making components i18n-friendly

front/src/App.vue

front/src/components/activity/Like.vue

front/src/components/activity/Listen.vue

front/src/components/audio/PlayButton.vue

front/src/components/audio/Player.vue

front/src/components/audio/Search.vue

front/src/components/audio/album/Card.vue

front/src/components/audio/artist/Card.vue

front/src/components/audio/track/Table.vue

front/src/components/auth/Login.vue

front/src/components/auth/Logout.vue

front/src/components/auth/Profile.vue

front/src/components/auth/Settings.vue

front/src/components/auth/Signup.vue

front/src/components/common/DangerousButton.vue

front/src/components/discussion/Comment.vue

front/src/components/favorites/List.vue

front/src/components/favorites/TrackFavoriteIcon.vue

front/src/components/instance/Stats.vue

front/src/components/library/import/ArtistImport.vue