message: update README.md, add examples.
diff: @@ -803,7 +803,7 @@ impl Spotify {
  }
  ///[remove tracks playlist](https://developer.spotify.com/web-api/remove-tracks-playlist/)
  - ///Removes all occurrences of the given tracks from the given playlist
  + ///Removes specfic occurrences of the given tracks from the given playlist
  ///Parameters:
  ///- user_id - the id of the user
  ///- playlist_id - the id of the playlist
  @@ -1051,7 +1051,6 @@ impl Spotify {
  ///- limit - the number of entities to return
  ///- offset - the index of the first entity to return
  ///- time_range - Over what time frame are the affinities computed
  -
  pub async fn current_user_top_artists<
  L: Into<Option<u32>>,
  O: Into<Option<u32>>,
  @@ -1759,7 +1758,7 @@ impl Spotify {
  }
  ///[Add an item to the end fo the user's current playback queue](https://developer.spotify.com/console/post-queue/)
  - /// Add and item to the end of the user's playback queue
  + /// Add an item to the end of the user's playback queue
  /// Parameters:
  /// - uri - THe uri of the item to add, Track or Episode
  /// - device id - The id of the device targeting
  