Switch friends TL to MastoAPI

# Conflicts:
#   src/services/api/api.service.js

* upstream/develop: (47 commits)
  #449 - fix auth token fetch issue
  Make select tag use --inputText as text color
  #444 - remote follow clean up
  #444 - show `remote follow` button when logged out
  Add button to save without cropping
  post-merge fixes
  [i18n] Update oc.json
  after store: fix setting postFormats field
  fix user-card avatar falling into permament failed state
  fix flake id users not fetching correctly
  fix console error
  afterStoreSetup: Move log in and theme load to afterStoreSetup.
  afterStoreSetup: Handle 404 cases.
  afterStoreSetup: Emoji and nodeinfo refactor.
  afterStoreSetup: refactor TOS and panel fetching, handle 404s.
  afterStoreSetup: refactor.
  Load persistedStated with async/await.
  whoops
  レインせんぱいにサンキュー
  fix embedded relationship card parsing
  ...

separate MR