Added external "totalPools" and "createPool" on TerminusFacet

contracts/terminus/LibTerminus.sol

@@ -79,11 +79,12 @@ library LibTerminus {
         emit PoolControlTransferred(poolID, previousController, newController);
     }
 
-    function createPool() internal returns (uint256 poolID) {
+    function createPool() internal returns (uint256) {
         TerminusStorage storage ts = terminusStorage();
-        poolID = ts.currentPoolID + 1;
+        uint256 poolID = ts.currentPoolID + 1;
         setPoolController(poolID, msg.sender);
         ts.currentPoolID++;
+        return poolID;
     }
 
     function enforceIsActive() internal view {

contracts/terminus/TerminusFacet.sol

@@ -22,6 +22,14 @@ contract TerminusFacet is ERC1155WithTerminusStorage {
         ts.poolURI[poolID] = poolURI;
     }
 
+    function totalPools() external view returns (uint256) {
+        return LibTerminus.terminusStorage().currentPoolID;
+    }
+
+    function createPool() external returns (uint256) {
+        return LibTerminus.createPool();
+    }
+
     function mint(
         address to,
         uint256 poolID,