add login/signup action

package.json

@@ -31,6 +31,7 @@
   "homepage": "https://github.com/Rokt33r/codexen-app#readme",
   "dependencies": {
     "dotenv": "^1.1.0",
+    "halogen": "^0.1.10",
     "marked": "^0.3.3",
     "moment": "^2.10.3",
     "node-jsx": "^0.13.3",
@@ -39,7 +40,8 @@
     "react-router": "^0.13.3",
     "react-select": "^0.5.4",
     "react-tooltip": "^0.3.3",
-    "reflux": "^0.2.8"
+    "reflux": "^0.2.8",
+    "superagent": "^1.2.0"
   },
   "devDependencies": {
     "css-loader": "^0.15.1",