[librest] (12 commits) ...Merge branch 'gwagner/deprecated' into 'master'

[Günther Wagner <gwagner src gnome org>]

Summary of changes:

  df87882... rest-proxy: modernized and aligned (*)
  548083c... oauth_proxy: modernized and aligned (*)
  7c01407... oauth_proxy_call: remove private usage (*)
  0f7256d... fixed sentinel warning in tests (*)
  64a7444... fixed deprecated g_memdup (*)
  6698699... flickr: modernized (*)
  cbc6358... lastfm: modernized (*)
  e4152dd... youtube: modernized (*)
  b71c932... xml: modernized (*)
  b6b20da... params: reworked to boxed and list (*)
  025e53c... tests: fix warnings (*)
  85bd00a... Merge branch 'gwagner/deprecated' into 'master'

(*) This commit already existed in another branch; no separate mail sent