Prepare v1.1.0 release (#41)

Author: dcchut

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "async-recursion"
-version = "1.0.5"
+version = "1.1.0"
 authors = ["Robert Usher <[email protected]>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"
@@ -15,7 +15,7 @@ proc-macro = true
 [dependencies]
 proc-macro2 = { version = "1.0", default-features = false }
 quote = { version = "1.0", default-features = false }
-syn = { version = "2.0", features = ["full", "parsing", "printing", "proc-macro", "clone-impls", "visit-mut"],  default-features = false }
+syn = { version = "2.0", features = ["full", "visit-mut"],  default-features = false }
 
 [dev-dependencies]
 futures-executor = "0.3"