Tests: Start mocking API for action tests

package.json

@@ -146,6 +146,7 @@
     "websocket.js": "^0.1.12"
   },
   "devDependencies": {
+    "axios-mock-adapter": "^1.18.1",
     "babel-eslint": "^10.1.0",
     "babel-jest": "^24.8.0",
     "enzyme": "^3.8.0",
@@ -159,6 +160,7 @@
     "raf": "^3.4.1",
     "react-intl-translations-manager": "^5.0.3",
     "react-test-renderer": "^16.7.0",
+    "redux-mock-store": "^1.5.4",
     "sass-lint": "^1.13.1",
     "webpack-dev-server": "^3.5.1",
     "yargs": "^15.0.0"