chore: update type-detect to v4 and remove node 0.12 (#39)

Author: TeamworkGuy2

.travis.yml

@@ -6,7 +6,6 @@ cache:
   directories:
   - node_modules
 node_js:
- - 0.12 # to be removed 2016-12-31
  - 4 # to be removed 2018-04-01
  - 6 # to be removed 2019-04-01
  - lts/* # safety net; don't remove

package.json

@@ -52,7 +52,7 @@
     }
   },
   "dependencies": {
-    "type-detect": "^3.0.0"
+    "type-detect": "^4.0.0"
   },
   "devDependencies": {
     "benchmark": "^2.1.0",