fix(base): Enforce eol-last

BREAKING CHANGE: http://eslint.org/docs/rules/eol-last ([2, 'always'])

Author: Ray Schamp

index.js

@@ -74,6 +74,7 @@ module.exports = {
         'comma-dangle': [2, 'never'],
         'comma-spacing': [2],
         'comma-style': [2],
+        'eol-last': [2, 'always'],
         'func-style': [2, 'expression'],
         'indent': [2, 4],
         'jsx-quotes': [2, 'prefer-double'],