Get up to date - fix little things that are overdue (#94)

* update packages to latest

now monk writes:
```
DEPRECATED (collection.ensureIndex): use collection.createIndex instead (see https://Automattic.github.io/monk/docs/collection/createIndex.html)
```

need to check why... couldn't find any ensureIndex in our code

* fix empty spaces ruining markdown

README.md

@@ -39,7 +39,7 @@ We've just started, and we want to spread the word. We would really appreciate i
 copy this snippet to any **markdown** file
 - shield: number of achievable achievements [![Supported achievements](http://achievibit.herokuapp.com/achievementsShield)](https://achievibit.herokuapp.com)
 
-  ```markdown
+```markdown
 [![Supported achievements](http://achievibit.herokuapp.com/achievementsShield)](https://achievibit.herokuapp.com)
 ```
 

package.json

@@ -35,7 +35,7 @@
     "lodash": "^4.16.6",
     "moment": "^2.15.2",
     "mongodb": "^2.2.10",
-    "monk": "^3.1.2",
+    "monk": "^6.0.1",
     "monkey-js": "thatkookooguy/monkey-js",
     "nconf": "^0.8.4",
     "ngrok": "^2.2.3",
@@ -45,7 +45,7 @@
     "require-all": "^2.0.0",
     "scribe-js": "Thatkookooguy/Scribe.js",
     "serve-favicon": "^2.3.0",
-    "socket.io": "^1.4.8",
+    "socket.io": "^2.0.3",
     "swig": "^1.4.2",
     "tinycolor2": "^1.4.1"
   },
@@ -55,7 +55,7 @@
     "jsonfile": "^3.0.1",
     "mocha": "^3.2.0",
     "mochawesome": "^2.0.2",
-    "nyc": "^10.1.2",
+    "nyc": "^11.0.3",
     "proxyquire": "^1.7.11"
   }
 }