Rename erc20 to token-program

Everything it uses already had that name, just the crate was never
renamed.

Cargo.lock

@@ -2072,18 +2072,6 @@ dependencies = [
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "solana-erc20"
-version = "0.12.0"
-dependencies = [
- "bincode 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
- "solana-logger 0.12.0",
- "solana-sdk 0.12.0",
-]
-
 [[package]]
 name = "solana-failure"
 version = "0.12.0"
@@ -2323,6 +2311,18 @@ dependencies = [
  "solana-sdk 0.12.0",
 ]
 
+[[package]]
+name = "solana-token-program"
+version = "0.12.0"
+dependencies = [
+ "bincode 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
+ "solana-logger 0.12.0",
+ "solana-sdk 0.12.0",
+]
+
 [[package]]
 name = "solana-upload-perf"
 version = "0.12.0"

Cargo.toml

@@ -99,7 +99,7 @@ members = [
     "programs",
     "programs/native/bpf_loader",
     "programs/native/budget",
-    "programs/native/erc20",
+    "programs/native/token",
     "programs/native/failure",
     "programs/native/native_loader",
     "programs/native/noop",

programs/native/token/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
-name = "solana-erc20"
+name = "solana-token-program"
 version = "0.12.0"
-description = "Solana reference erc20 program"
+description = "Solana token program implementing the ERC20 interface"
 authors = ["Solana Maintainers <maintainers@solana.com>"]
 repository = "https://github.com/solana-labs/solana"
 license = "Apache-2.0"
@@ -17,6 +17,6 @@ solana-logger = { path = "../../../logger", version = "0.12.0" }
 solana-sdk = { path = "../../../sdk", version = "0.12.0" }
 
 [lib]
-name = "solana_erc20"
+name = "solana_token_program"
 crate-type = ["cdylib"]
 

runtime/src/bank.rs

@@ -261,7 +261,7 @@ impl Bank {
         self.add_native_program("solana_storage_program", &storage_program::id());
         self.add_native_program("solana_bpf_loader", &bpf_loader::id());
         self.add_native_program("solana_budget_program", &budget_program::id());
-        self.add_native_program("solana_erc20", &token_program::id());
+        self.add_native_program("solana_token_program", &token_program::id());
     }
 
     /// Return the last entry ID registered.