Added "unapproveForPool" on Terminus and...

made it so that Terminus Controller contract proxies `approveForPool`
and `unapproveForPool` calls through to its Terminus contract.

contracts/terminus/ERC1155WithTerminusStorage.sol

@@ -148,6 +148,11 @@ contract ERC1155WithTerminusStorage is
         LibTerminus._approveForPool(poolID, operator);
     }
 
+    function unapproveForPool(uint256 poolID, address operator) external {
+        LibTerminus.enforcePoolIsController(poolID, _msgSender());
+        LibTerminus._unapproveForPool(poolID, operator);
+    }
+
     /**
      * @dev See {IERC1155-safeTransferFrom}.
      */

contracts/terminus/LibTerminus.sol

@@ -123,4 +123,9 @@ library LibTerminus {
         LibTerminus.TerminusStorage storage ts = LibTerminus.terminusStorage();
         ts.globalPoolOperatorApprovals[poolID][operator] = true;
     }
+
+    function _unapproveForPool(uint256 poolID, address operator) internal {
+        LibTerminus.TerminusStorage storage ts = LibTerminus.terminusStorage();
+        ts.globalPoolOperatorApprovals[poolID][operator] = false;
+    }
 }

contracts/terminus/controller/TerminusControllerFacet.sol

@@ -192,6 +192,20 @@ contract TerminusControllerFacet is TerminusPermissions, TokenDrainerFacet {
         return terminusContract().terminusPoolSupply(poolID);
     }
 
+    function approveForPool(uint256 poolID, address operator)
+        external
+        onlyMainAdmin
+    {
+        terminusContract().approveForPool(poolID, operator);
+    }
+
+    function unapproveForPool(uint256 poolID, address operator)
+        external
+        onlyMainAdmin
+    {
+        terminusContract().unapproveForPool(poolID, operator);
+    }
+
     function _approvePoolCreationPayments() internal {
         IERC20 paymentToken = IERC20(terminusContract().paymentToken());
         uint256 fee = terminusContract().poolBasePrice();