Rust 1.80+ fixes & accumulated warning cleanup (#3796)

* Update versioning on master to 5.4.0-alpha.0

* updates for 1.80 and other accumulated warnings

* further warning cleanups

* move dead code tag to function defn rather than module

Cargo.toml

@@ -24,7 +24,7 @@ blake2-rfc = "0.2"
 chrono = "0.4.11"
 clap = { version = "2.33", features = ["yaml"] }
 ctrlc = { version = "3.1", features = ["termination"] }
-cursive_table_view = "0.14.0"
+cursive_table_view = "0.15.0"
 humansize = "1.1.0"
 serde = "1"
 futures = "0.3.19"
@@ -42,12 +42,12 @@ grin_servers = { path = "./servers", version = "5.4.0-alpha.0" }
 grin_util = { path = "./util", version = "5.4.0-alpha.0" }
 
 [dependencies.cursive]
-version = "0.20"
+version = "0.21"
 default-features = false
 features = ["pancurses-backend"]
 
 [build-dependencies]
-built = { version = "0.4", features = ["git2"]}
+built = { version = "0.7", features = ["git2"]}
 
 [dev-dependencies]
 grin_chain = { path = "./chain", version = "5.4.0-alpha.0" }