feat: enforce Conventional Commit style commit messages (#282)

* feat: enforce Conventional Commit style

* chore: drop node@0.12 from Travis tests

.travis.yml

@@ -1,6 +1,5 @@
 language: node_js
 node_js:
-    - "0.12"
     - "4"
     - "6"
     - "8"

README.md

@@ -28,7 +28,7 @@ Version 1 (timestamp):
 
 ```javascript
 const uuidv1 = require('uuid/v1');
-uuidv1(); // ⇨ '1c572360-faca-11e7-83ee-9d836d45ff41'
+uuidv1(); // ⇨ '3b99e3e0-7598-11e8-90be-95472fb3ecbd'
 
 ```
 
@@ -56,7 +56,7 @@ Version 4 (random):
 
 ```javascript
 const uuidv4 = require('uuid/v4');
-uuidv4(); // ⇨ '45db52e1-f95c-4b5f-99a2-8b8d978c99b4'
+uuidv4(); // ⇨ '3a017fc5-4f50-4db9-b0ce-4547ba0a1bfd'
 
 ```
 
@@ -167,8 +167,8 @@ Example: In-place generation of two binary IDs
 ```javascript
 // Generate two ids in an array
 const arr = new Array();
-uuidv1(null, arr, 0);  // ⇨ [ 28, 97, 14, 112, 250, 202, 17, 231, 146, 52, 157, 131, 109, 69, 255, 65 ]
-uuidv1(null, arr, 16); // ⇨ [ 28, 97, 14, 112, 250, 202, 17, 231, 146, 52, 157, 131, 109, 69, 255, 65, 28, 97, 53, 128, 250, 202, 17, 231, 146, 52, 157, 131, 109, 69, 255, 65 ]
+uuidv1(null, arr, 0);  // ⇨ [ 59, 155, 106, 128, 117, 152, 17, 232, 146, 52, 149, 71, 47, 179, 236, 189 ]
+uuidv1(null, arr, 16); // ⇨ [ 59, 155, 106, 128, 117, 152, 17, 232, 146, 52, 149, 71, 47, 179, 236, 189, 59, 155, 145, 144, 117, 152, 17, 232, 146, 52, 149, 71, 47, 179, 236, 189 ]
 
 ```
 
@@ -237,8 +237,8 @@ Example: Generate two IDs in a single buffer
 
 ```javascript
 const buffer = new Array();
-uuidv4(null, buffer, 0);  // ⇨ [ 253, 175, 55, 222, 195, 132, 75, 162, 156, 105, 127, 104, 58, 195, 192, 66 ]
-uuidv4(null, buffer, 16); // ⇨ [ 253, 175, 55, 222, 195, 132, 75, 162, 156, 105, 127, 104, 58, 195, 192, 66, 210, 238, 41, 99, 195, 139, 75, 146, 144, 79, 164, 48, 65, 180, 91, 48 ]
+uuidv4(null, buffer, 0);  // ⇨ [ 202, 18, 44, 182, 222, 65, 71, 82, 164, 80, 208, 169, 173, 93, 252, 13 ]
+uuidv4(null, buffer, 16); // ⇨ [ 202, 18, 44, 182, 222, 65, 71, 82, 164, 80, 208, 169, 173, 93, 252, 13, 243, 221, 205, 191, 130, 146, 75, 199, 146, 71, 96, 195, 45, 156, 124, 9 ]
 
 ```