Solidity data mapper/parser (#12)

* Initial setup with hardhat and typescript.

* Add test for integer type.

* Add test for unsigned integer type.

* Add test for boolean type.

* Add test for address type.

* Add test for string type.

* Setup building library with typescript.

* Remove hardhat dependency from getStorageValue library function.

* Move contracts to test and remove deploy script.

* Add readme for running tests.

Co-authored-by: nikugogoi <95nikass@gmail.com>

packages/solidity-mapper/package.json

@@ -0,0 +1,24 @@
+{
+  "name": "@vulcanize/solidity-mapper",
+  "version": "0.1.0",
+  "main": "dist/index.js",
+  "types": "dist/index.d.ts",
+  "license": "UNLICENSED",
+  "devDependencies": {
+    "@nomiclabs/hardhat-ethers": "^2.0.2",
+    "@nomiclabs/hardhat-waffle": "^2.0.1",
+    "@types/chai": "^4.2.18",
+    "@types/mocha": "^8.2.2",
+    "@types/node": "^15.6.1",
+    "chai": "^4.3.4",
+    "ethereum-waffle": "^3.3.0",
+    "ethers": "^5.2.0",
+    "hardhat": "^2.3.0",
+    "ts-node": "^10.0.0",
+    "typescript": "^4.3.2"
+  },
+  "scripts": {
+    "build": "tsc",
+    "test": "hardhat test"
+  }
+}