Release 0.15.4 (#672)

The only change is the fix to how we invoke anyhow which fixes compilation on the newest anyhow version.

### Test Plan
CI

ethcontract-common/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ethcontract-common"
-version = "0.15.3"
+version = "0.15.4"
 authors = ["Gnosis developers <[email protected]>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"

ethcontract-common/src/bytecode.rs

@@ -126,7 +126,7 @@ impl<'a> Iterator for CodeIter<'a> {
                     Some(Ok(block))
                 }
             }
-            None => Some(Ok(mem::replace(&mut self.0, ""))),
+            None => Some(Ok(mem::take(&mut self.0))),
         }
     }
 }

ethcontract-derive/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ethcontract-derive"
-version = "0.15.3"
+version = "0.15.4"
 authors = ["Gnosis developers <[email protected]>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"
@@ -16,8 +16,8 @@ proc-macro = true
 
 [dependencies]
 anyhow = "1.0"
-ethcontract-common = { version = "0.15.3", path = "../ethcontract-common" }
-ethcontract-generate = { version = "0.15.3", path = "../ethcontract-generate" }
+ethcontract-common = { version = "0.15.4", path = "../ethcontract-common" }
+ethcontract-generate = { version = "0.15.4", path = "../ethcontract-generate" }
 proc-macro2 = "1.0"
 quote = "1.0"
 syn = "1.0.12"

ethcontract-generate/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ethcontract-generate"
-version = "0.15.3"
+version = "0.15.4"
 authors = ["Gnosis developers <[email protected]>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"
@@ -14,7 +14,7 @@ Code generation for type-safe bindings to Ethereum smart contracts.
 [dependencies]
 anyhow = "1.0"
 curl = "0.4"
-ethcontract-common = { version = "0.15.3", path = "../ethcontract-common" }
+ethcontract-common = { version = "0.15.4", path = "../ethcontract-common" }
 Inflector = "0.11"
 proc-macro2 = "1.0"
 quote = "1.0"

ethcontract-mock/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ethcontract-mock"
-version = "0.15.3"
+version = "0.15.4"
 authors = ["Gnosis developers <[email protected]>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"
@@ -12,12 +12,12 @@ Tools for mocking ethereum contracts.
 """
 
 [dependencies]
-ethcontract = { version = "0.15.3", path = "../ethcontract" }
+ethcontract = { version = "0.15.4", path = "../ethcontract" }
 hex = "0.4"
 mockall = "0.10"
 rlp = "0.5"
 predicates = "2.0"
 
 [dev-dependencies]
 tokio = { version = "1.6", features = ["macros"] }
-ethcontract-derive = { version = "0.15.3", path = "../ethcontract-derive" }
+ethcontract-derive = { version = "0.15.4", path = "../ethcontract-derive" }

ethcontract/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ethcontract"
-version = "0.15.3"
+version = "0.15.4"
 authors = ["Gnosis developers <[email protected]>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"
@@ -31,8 +31,8 @@ ipc-tokio = ["web3/ipc-tokio"]
 
 [dependencies]
 arrayvec = "0.7"
-ethcontract-common = { version = "0.15.3", path = "../ethcontract-common" }
-ethcontract-derive = { version = "0.15.3", path = "../ethcontract-derive", optional = true}
+ethcontract-common = { version = "0.15.4", path = "../ethcontract-common" }
+ethcontract-derive = { version = "0.15.4", path = "../ethcontract-derive", optional = true}
 futures = "0.3"
 futures-timer = "3.0"
 hex = "0.4"