Rename zcash_wallet to zcash_client_backend, set to 2018 edition

Cargo.lock

@@ -507,6 +507,10 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "zcash_client_backend"
+version = "0.0.0"
+
 [[package]]
 name = "zcash_primitives"
 version = "0.0.0"
@@ -536,10 +540,6 @@ dependencies = [
  "sapling-crypto 0.0.1",
 ]
 
-[[package]]
-name = "zcash_wallet"
-version = "0.0.0"
-
 [[package]]
 name = "zip32"
 version = "0.0.0"

Cargo.toml

@@ -6,9 +6,9 @@ members = [
     "librustzcash",
     "pairing",
     "sapling-crypto",
+    "zcash_client_backend",
     "zcash_primitives",
     "zcash_proofs",
-    "zcash_wallet",
     "zip32",
 ]
 

zcash_client_backend/Cargo.toml

@@ -1,8 +1,9 @@
 [package]
-name = "zcash_wallet"
+name = "zcash_client_backend"
 version = "0.0.0"
 authors = [
     "Jack Grigg <jack@z.cash>",
 ]
+edition = "2018"
 
 [dependencies]

zcash_client_backend/README.md

@@ -1,6 +1,6 @@
-# zcash_wallet
+# zcash_client_backend
 
-This library contains Rust structs and traits for creating shielded Zcash wallets.
+This library contains Rust structs and traits for creating shielded Zcash light clients.
 
 ## License
 

zcash_client_backend/src/lib.rs

@@ -0,0 +1,12 @@
+//! *A crate for implementing Zcash light clients.*
+//!
+//! `zcash_client_backend` contains Rust structs and traits for creating shielded Zcash
+//! light clients.
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+    }
+}

zcash_wallet/src/lib.rs

@@ -1,7 +0,0 @@
-#[cfg(test)]
-mod tests {
-    #[test]
-    fn it_works() {
-        assert_eq!(2 + 2, 4);
-    }
-}