Remove node deps

No need to install node and npm to test only for whitespaces

.travis.yml

@@ -1,4 +0,0 @@
-sudo: false
-language: node_js
-node_js:
-  - 0.10

Gruntfile.js

@@ -1,57 +0,0 @@
-module.exports = function(grunt) {
-  "use strict";
-
-  grunt.loadNpmTasks('grunt-lintspaces');
-  grunt.loadNpmTasks('grunt-bump');
-
-  var config = {};
-
-  config.bump = {
-    options: {
-      files: ['package.json'],
-      updateConfigs: [],
-      commit: true,
-      commitMessage: 'Release v%VERSION%',
-      commitFiles: ['package.json'],
-      createTag: true,
-      tagName: 'v%VERSION%',
-      tagMessage: 'Version %VERSION%',
-      push: false,
-      pushTo: 'origin',
-      gitDescribeOptions: '--tags --always --abbrev=1 --dirty=-d',
-      globalReplace: false
-    }
-  };
-
-  config.lintspaces = {
-    rest: {
-      src: [
-        'Gruntfile.js',
-        'bullet-train.zsh-theme',
-        'README.md'
-      ],
-      options: {
-        newline: true,
-        newlineMaximum: 2,
-        trailingspaces: true,
-        indentation: 'spaces',
-        spaces: 2
-      }
-    },
-    makefile: {
-      src: [
-        'makefile'
-      ],
-      options: {
-        newline: true,
-        newlineMaximum: 2,
-        trailingspaces: true,
-        indentation: 'tabs'
-      }
-    },
-  };
-
-  grunt.initConfig(config);
-
-  grunt.registerTask("test", "lintspaces:makefile", "lintspaces:rest");
-};

package.json

@@ -1,26 +0,0 @@
-{
-  "name": "bullet-train-oh-my-zsh-theme",
-  "version": "0.0.5",
-  "description": "A Powerline-like theme for oh-my-zsh",
-  "main": "bullet-train.zsh-theme",
-  "scripts": {
-    "test": "grunt test",
-    "bump": "grunt bump"
-  },
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/caiogondim/bullet-train-oh-my-zsh-theme.git"
-  },
-  "author": "Caio Gondim",
-  "license": "ISC",
-  "bugs": {
-    "url": "https://github.com/caiogondim/bullet-train-oh-my-zsh-theme/issues"
-  },
-  "homepage": "https://github.com/caiogondim/bullet-train-oh-my-zsh-theme",
-  "devDependencies": {
-    "grunt": "^0.4.5",
-    "grunt-bump": "0.0.16",
-    "grunt-cli": "^0.1.13",
-    "grunt-lintspaces": "^0.6.0"
-  }
-}