Adds review suggestions.

docs/abi-spec.rst

@@ -437,7 +437,7 @@ For example,
 
 ::
 
-    pragma solidity ^0.4.24;
+    pragma solidity >0.4.24;
 
     contract Test {
       constructor() public { b = 0x12345678901234567890123456789012; }

docs/common-patterns.rst

@@ -28,7 +28,7 @@ become the new richest.
 
 ::
 
-    pragma solidity ^0.4.24;
+    pragma solidity >0.4.24;
 
     contract WithdrawalContract {
         address public richest;
@@ -65,7 +65,7 @@ This is as opposed to the more intuitive sending pattern:
 
 ::
 
-    pragma solidity ^0.4.24;
+    pragma solidity >0.4.24;
 
     contract SendContract {
         address public richest;

docs/contracts.rst

@@ -990,7 +990,7 @@ default constructor: ``contructor() public {}``.
 
 ::
 
-    pragma solidity ^0.4.22;
+    pragma solidity >0.4.24;
 
     contract A {
         uint public a;
@@ -1007,7 +1007,7 @@ default constructor: ``contructor() public {}``.
 A constructor set as ``internal`` causes the contract to be marked as :ref:`abstract <abstract-contract>`.
 
 .. warning ::
-    Prior to version 0.4.22, constructors were defined as functions with the same name as the contract. This syntax was deprecated is not allowed anymore in version 0.5.0.
+    Prior to version 0.4.22, constructors were defined as functions with the same name as the contract. This syntax was deprecated and is not allowed anymore in version 0.5.0.
 
 
 .. index:: ! base;constructor

docs/control-structures.rst

@@ -225,7 +225,7 @@ creation-dependencies are not possible.
 
 ::
 
-    pragma solidity ^0.4.24;
+    pragma solidity >0.4.24;
 
     contract D {
         uint x;

docs/frequently-asked-questions.rst

@@ -426,7 +426,7 @@ In the case of a ``contract A`` calling a new instance of ``contract B``, parent
 You will need to make sure that you have both contracts aware of each other's presence and that ``contract B`` has a ``payable`` constructor.
 In this example::
 
-    pragma solidity ^0.4.24;
+    pragma solidity >0.4.24;
 
     contract B {
         constructor() public payable {}

docs/introduction-to-smart-contracts.rst

@@ -80,7 +80,7 @@ registering with username and password — all you need is an Ethereum keypair.
 
 ::
 
-    pragma solidity ^0.4.24;
+    pragma solidity >0.4.24;
 
     contract Coin {
         // The keyword "public" makes those variables

docs/security-considerations.rst

@@ -180,7 +180,7 @@ Never use tx.origin for authorization. Let's say you have a wallet contract like
 
 ::
 
-    pragma solidity ^0.4.24;
+    pragma solidity >0.4.24;
 
     // THIS CONTRACT CONTAINS A BUG - DO NOT USE
     contract TxUserWallet {
@@ -200,7 +200,7 @@ Now someone tricks you into sending ether to the address of this attack wallet:
 
 ::
 
-    pragma solidity ^0.4.24;
+    pragma solidity >0.4.24;
 
     interface TxUserWallet {
         function transferTo(address dest, uint amount) public;