chore(docs): setting up dgeni and circle CI

scripts/docs/gulp-tasks.js

@@ -0,0 +1,15 @@
+var config = require('../config.json');
+var projectPackage = require('../../package.json');
+module.exports = function(gulp) {
+  gulp.task('docs', [], function() {
+    var Dgeni = require('dgeni');
+    var semver = require('semver');
+    try {
+      var ionicPackage = require('./dgeni-config')(projectPackage.version);
+      var dgeni = new Dgeni([ionicPackage]);
+      return dgeni.generate();
+    } catch (err) {
+      console.log(err.stack);
+    }
+  });
+}