build(gulp): move tests from gulp; npm test should be enough

Author: langpavel

gulpfile.babel.js

@@ -2,8 +2,6 @@ import babel from 'gulp-babel';
 import del from 'del';
 import eslint from 'gulp-eslint';
 import gulp from 'gulp';
-import istanbul from 'gulp-babel-istanbul';
-import mocha from 'gulp-mocha';
 
 const runEslint = () =>
   gulp

package.json

@@ -56,9 +56,7 @@
     "estraverse-fb": "^1.3.1",
     "gulp": "^3.9.1",
     "gulp-babel": "^7.0.0",
-    "gulp-babel-istanbul": "^1.6.0",
     "gulp-eslint": "^4.0.0",
-    "gulp-mocha": "^4.3.1",
     "mocha": "^3.4.2",
     "pg-native": "^2.0.1"
   }