make relationships separate from users

src/boot/after_store.js

src/components/account_actions/account_actions.js

src/components/account_actions/account_actions.vue

src/components/basic_user_card/basic_user_card.vue

src/components/block_card/block_card.js

src/components/follow_button/follow_button.js

src/components/follow_card/follow_card.js

src/components/follow_card/follow_card.vue

src/components/mute_card/mute_card.js

src/components/notification/notification.js

src/components/notification/notification.vue

src/components/side_drawer/side_drawer.vue

src/components/status/status.js

src/components/status/status.vue

src/components/user_card/user_card.js

src/components/user_card/user_card.vue

src/components/user_panel/user_panel.vue

src/components/user_profile/user_profile.vue

src/components/user_settings/user_settings.js

src/modules/users.js