New endpoints: spellcheck, trending_searches, and related_searches.

Author: wenbinf

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "podcast-api"
-version = "1.0.1"
+version = "1.1.0"
 authors = ["Listen Notes, Inc. <hello@listennotes.com>"]
 edition = "2018"
 description = "Rust bindings for the Listen Notes Podcast API"