syntax fix - constructor identifier

remix-tests/examples/simple_storage.sol

@@ -2,7 +2,7 @@ pragma solidity ^0.4.7;
 contract SimpleStorage {
   uint public storedData;
 
-  function SimpleStorage() public {
+  constructor() public {
     storedData = 100;
   }
 

remix-tests/tests/examples_1/simple_storage.sol

@@ -2,7 +2,7 @@ pragma solidity ^0.4.7;
 contract SimpleStorage {
   uint public storedData;
 
-  function SimpleStorage() public {
+  constructor() public {
     storedData = 100;
   }
 

remix-tests/tests/examples_2/simple_storage.sol

@@ -2,7 +2,7 @@ pragma solidity ^0.4.7;
 contract SimpleStorage {
   uint public storedData;
 
-  function SimpleStorage() public {
+  constructor() public {
     storedData = 100;
   }
 

remix-tests/tests/examples_3/simple_string.sol

@@ -2,7 +2,7 @@ pragma solidity ^0.4.7;
 contract SimpleString {
   string public storedData;
 
-  function SimpleString() public {
+  constructor() public {
     storedData = "Hello world!";
   }