add crowdpooling factory and proxy

contracts/CrowdPooling/intf/ICP.sol

@@ -0,0 +1,36 @@
+/*
+
+    Copyright 2020 DODO ZOO.
+    SPDX-License-Identifier: Apache-2.0
+
+*/
+
+pragma solidity 0.6.9;
+pragma experimental ABIEncoderV2;
+
+interface ICP {
+    function init(
+        address[] calldata addressList,
+        uint256[] calldata timeLine,
+        uint256[] calldata valueList
+    ) external;
+
+    //==============================
+
+
+    //==============================
+
+    function bid(address to) external;
+
+    function cancel(address assetTo, uint256 amount) external;
+
+    function settle() external;
+
+    function emergencySettle() external;
+
+    function claimBase() external;
+
+    function claimQuote() external;
+
+    function claimLPToken() external;
+}