Update dependencies to enable Greenkeeper 🌴 (#7)

* chore(package): update dependencies

* docs(readme): add Greenkeeper badge

* Added exclude to tslint.json options

package.json

@@ -13,7 +13,7 @@
     "description": "General localStorage saving for collections of state.",
     "devDependencies": {
         "@types/chai": "^4.0.4",
-        "@types/lolex": "^1.5.32",
+        "@types/lolex": "^2.1.1",
         "@types/mocha": "^2.2.44",
         "@types/sinon": "^4.0.0",
         "@types/sinon-chai": "^2.7.29",

tslint.json

@@ -1,5 +1,10 @@
 {
     "extends": "./node_modules/shenanigans-manager/setup/tslint.json",
+    "linterOptions": {
+        "exclude": [ 
+            "./node_modules/**/*"
+        ]
+    },
     "rules": {
         "ban-types": false,
         "completed-docs": false,