create default jest config

jest_config/jest.config.json

@@ -0,0 +1,15 @@
+{
+    "moduleFileExtensions": ["js", "jsx"],
+    "testPathIgnorePatterns": ["<rootDir>/common/config"],
+    "setupFiles": ["<rootDir>/jest_config/setupJest.js"],
+    "automock": false,
+    "moduleNameMapper": {
+        "^actions$": "<rootDir>/common/actions",
+        "^api": "<rootDir>/common/api",
+        "^reducers$": "<rootDir>/common/reducers",
+        "^routing": "<rootDir>/common/routing",
+        "^components$": "<rootDir>/common/components",
+        "^containers$": "<rootDir>/common/containers",
+        "^config$": "<rootDir>/common/config/test.js"
+    }
+}

jest_config/setupJest.js

@@ -0,0 +1,2 @@
+global.fetch = require('node-fetch')
+window.BASE_API = 'http://localhost:4000/api/v1'