Download all Site collection documents / Files using Powershell in specific folder

I updated the script written by "Nico Martens" in below blog post

http://sharepointrelated.com/2014/11/11/download-all-content-in-a-site-collection/

Below script will download all your documents in specific folder of Site and List

Customize SharePoint Content Editor Web Part in VS 2012 classic webpart

1. Paste below code in cs file of classic web part(Not visual web Part)

using System;
using System.ComponentModel;
using System.Web;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using Microsoft.SharePoint;
using Microsoft.SharePoint.Utilities;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;
namespace POC2012CEWP.MyClassicCEWP
{
    [ToolboxItemAttribute(false)]
    public class MyClassicCEWP : Microsoft.SharePoint.WebPartPages.WebPart
    {
        private string _content;
        private HtmlGenericControl editableRegion = new HtmlGenericControl();
        private HtmlGenericControl emptyPanel = new HtmlGenericControl();
        private bool IsInEditMode
        {
            get
            {
                SPWebPartManager currentWebPartManager = (SPWebPartManager)WebPartManager.GetCurrentWebPartManager(this.Page);
                return (((currentWebPartManager != null) && !base.IsStandalone) && currentWebPartManager.GetDisplayMode().AllowPageDesign);
            }
        }
        protected override void OnInit(EventArgs e)
        {
            base.OnInit(e);
            if (this.IsInEditMode)
            {
                SPRibbon current = SPRibbon.GetCurrent(this.Page);
                if (current != null)
                {
                    current.MakeTabAvailable("Ribbon.EditingTools.CPEditTab");
                    current.MakeTabAvailable("Ribbon.Image.Image");
                    current.MakeTabAvailable("Ribbon.EditingTools.CPInsert");
                    current.MakeTabAvailable("Ribbon.Link.Link");
                    current.MakeTabAvailable("Ribbon.Table.Layout");
                    current.MakeTabAvailable("Ribbon.Table.Design");
                    if (!(this.Page is WikiEditPage))
                    {
                        current.TrimById("Ribbon.EditingTools.CPEditTab.Layout");
                        current.TrimById("Ribbon.EditingTools.CPEditTab.EditAndCheckout");
                    }
                }
            }
        }

Write to workflow history list state machine workflow sharepoint 2010 C# code

void WriteToHistoryList(string comment, string outcome)
        {
            SPWorkflow.CreateHistoryEvent(workflowProperties.Web, this.WorkflowInstanceId, 0, workflowProperties.Web.CurrentUser, new TimeSpan(), outcome, comment, "");
        }