Update slither and smoke tests

Author: kronosapiens

contracts/colony/ColonyStorage.sol

@@ -270,12 +270,12 @@ contract ColonyStorage is CommonStorage, ColonyDataTypes, ColonyNetworkDataTypes
     return size > 0;
   }
 
+  // slither-disable-next-line unused-return
   function isOwnExtension(address addr) internal returns (bool) {
     // Ensure addr is a contract first, otherwise `try` block will revert
     if (!isContract(addr)) { return false; }
 
-    // // Ensure addr is an extension installed in the colony, must check old & new formats
-    // // slither-disable-next-line unused-return
+    // Ensure addr is an extension installed in the colony, must check old & new formats
     try ColonyExtension(addr).identifier() returns (bytes32 extensionId) {
       return (
         IColonyNetwork(colonyNetworkAddress).getExtensionInstallation(extensionId, address(this)) == addr ||

test-smoke/colony-storage-consistent.js

@@ -154,11 +154,11 @@ contract("Contract Storage", (accounts) => {
       console.log("miningCycleStateHash:", miningCycleAccount.stateRoot.toString("hex"));
       console.log("tokenLockingStateHash:", tokenLockingAccount.stateRoot.toString("hex"));
 
-      expect(colonyNetworkAccount.stateRoot.toString("hex")).to.equal("2d8b407a3d5d1a48b07a00c968942ee7cb384961a5f166035a194cf7f8bd3245");
-      expect(colonyAccount.stateRoot.toString("hex")).to.equal("36096952d464e6c70a0a3aa2ecf068dff7bc6af70ffe022d57d8e2342d39f989");
-      expect(metaColonyAccount.stateRoot.toString("hex")).to.equal("6bee0085d000fc929e06c1281c162eaa7ac22ff9e2dcc520066e5e7720de6394");
-      expect(miningCycleAccount.stateRoot.toString("hex")).to.equal("bcfee6939c375d042704e338652a1e2d1e6f7b0e69587b79e72bde08ca777927");
-      expect(tokenLockingAccount.stateRoot.toString("hex")).to.equal("8b9242eb6e0fd017538f71e90c6ce9793839743e869bed54030861d3594453b1");
+      expect(colonyNetworkAccount.stateRoot.toString("hex")).to.equal("dbbc46d3289f954f195a5e654674842649e94d4b80ef1333b93d9f47d427c48f");
+      expect(colonyAccount.stateRoot.toString("hex")).to.equal("8da63822e605e999fa303e58b7f5421f3b4b683c8ae3d9832f6e3bd8a5780907");
+      expect(metaColonyAccount.stateRoot.toString("hex")).to.equal("6cd575aceaee4dc0056375102384fc21b19241fb64120336f6e6957188091f3b");
+      expect(miningCycleAccount.stateRoot.toString("hex")).to.equal("7fad525e1ecd8a701224c766c3b6341334ed52d73114b4ec243d18280f2afd46");
+      expect(tokenLockingAccount.stateRoot.toString("hex")).to.equal("37e6b9b7b5c615f7fa2fb6a2bab8eb86f3233716944ae9c3e6050b411af53cfe");
     });
   });
 });