Unify code comments style. (#1603)

* Updated code style to no more than120 characters per line.

* Unify code comments style with Doxygen-style tags.

contracts/mocks/ERC165/ERC165InterfacesSupported.sol

@@ -4,6 +4,7 @@ import "../../introspection/IERC165.sol";
 
 /**
  * https://github.com/ethereum/EIPs/blob/master/EIPS/eip-214.md#specification
+ * From the specification:
  * > Any attempts to make state-changing operations inside an execution instance with STATIC set to true will instead
  * throw an exception.
  * > These operations include [...], LOG0, LOG1, LOG2, [...]
@@ -13,7 +14,7 @@ import "../../introspection/IERC165.sol";
  */
 contract SupportsInterfaceWithLookupMock is IERC165 {
     bytes4 public constant INTERFACE_ID_ERC165 = 0x01ffc9a7;
-    /**
+    /*
      * 0x01ffc9a7 ===
      *     bytes4(keccak256('supportsInterface(bytes4)'))
      */