Merged in feature/from-pantheon (pull request #16)

code from pantheon

* code from pantheon

wp/wp-content/plugins/divi-builder/includes/builder/module/PostContent.php

@@ -0,0 +1,18 @@
+<?php
+
+class ET_Builder_Module_PostContent extends ET_Builder_Module_Type_PostContent {
+
+	public $slug = 'et_pb_post_content';
+
+	public function init() {
+		$this->name        = esc_html__( 'Post Content', 'et_builder' );
+		$this->plural      = esc_html__( 'Post Content', 'et_builder' );
+		$this->vb_support  = 'on';
+		$this->help_videos = array();
+
+		// Use specific selector to target only content inside the app when in VB
+		$this->main_css_element = '%%order_class%%';
+	}
+}
+
+new ET_Builder_Module_PostContent();