feat: Add semantic versioning

#4

.travis.yml

@@ -1 +1,28 @@
-language: node_js
+sudo: false
+language: node_js
+cache:
+  directories:
+    - node_modules
+notifications:
+  email: false
+node_js:
+  - '4'
+  - iojs-v3
+  - iojs-v2
+  - iojs-v1
+  - '0.12'
+  - '0.10'
+before_install:
+  - npm i -g npm@^2.0.0
+before_script:
+  - npm prune
+script:
+  - npm test
+after_success:
+  - 'curl -Lo travis_after_all.py https://git.io/travis_after_all'
+  - python travis_after_all.py
+  - 'export $(cat .to_export_back) &> /dev/null'
+  - npm run semantic-release
+branches:
+  except:
+    - "/^v\\d+\\.\\d+\\.\\d+$/"

package.json

@@ -1,12 +1,12 @@
 {
   "name": "logatim",
-  "version": "1.0.0",
   "description": "Isomorphic logger which implements log levels and ANSI styles",
   "main": "dist/logatim.umd.min.js",
   "scripts": {
     "start": "node index.js",
     "test": "tape test/test-*.js",
-    "build": "node ./node_modules/webpack/bin/webpack.js -p"
+    "build": "node ./node_modules/webpack/bin/webpack.js -p",
+    "semantic-release": "semantic-release pre && npm publish && semantic-release post"
   },
   "author": {
     "name": "Rubén Sospedra",
@@ -22,6 +22,11 @@
     "babel-loader": "^6.2.0",
     "babel-preset-es2015": "^6.3.13",
     "parallel-webpack": "^1.0.0",
-    "webpack": "^1.12.9"
+    "webpack": "^1.12.9",
+    "semantic-release": "^4.3.5"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/edravis/logatim.git"
   }
 }