Add Help button to AboutForm and replacement tokens to the About document

CodeStatistics/Forms/AboutForm.Designer.cs

@@ -40,22 +40,25 @@
             this.textContents.ReadOnly = true;
             this.textContents.ScrollBars = System.Windows.Forms.RichTextBoxScrollBars.None;
             this.textContents.ShortcutsEnabled = false;
-            this.textContents.Size = new System.Drawing.Size(269, 285);
+            this.textContents.Size = new System.Drawing.Size(330, 285);
             this.textContents.TabIndex = 0;
             this.textContents.TabStop = false;
+            this.textContents.Text = "";
             // 
             // AboutForm
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.BackColor = System.Drawing.Color.White;
-            this.ClientSize = new System.Drawing.Size(293, 309);
+            this.ClientSize = new System.Drawing.Size(354, 309);
             this.Controls.Add(this.textContents);
             this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
+            this.HelpButton = true;
             this.MaximizeBox = false;
             this.MinimizeBox = false;
             this.Name = "AboutForm";
             this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
+            this.HelpButtonClicked += new System.ComponentModel.CancelEventHandler(this.OnHelpButtonClicked);
             this.ResumeLayout(false);
 
         }

CodeStatistics/Forms/AboutForm.cs

@@ -1,14 +1,31 @@
-using CodeStatistics.Data;
+using System.Collections.Generic;
+using CodeStatistics.Data;
 using CodeStatistics.Properties;
 using System.Windows.Forms;
+using System.Linq;
+using System.ComponentModel;
+using System.Diagnostics;
 
 namespace CodeStatistics.Forms{
     public partial class AboutForm : Form{
+        private static Dictionary<string,string> AboutFormData{
+            get{
+                return new Dictionary<string,string>{
+                    { "[version]", Application.ProductVersion }
+                };
+            }
+        }
+
         public AboutForm(){
             InitializeComponent();
 
             Text = Lang.Get["TitleAbout"];
-            textContents.Rtf = Resources.about;
+            textContents.Rtf = AboutFormData.Aggregate(Resources.about,(contents, kvp) => contents.Replace(kvp.Key,kvp.Value));
+        }
+
+        private void OnHelpButtonClicked(object sender, CancelEventArgs e){
+            e.Cancel = true;
+            Process.Start("https://github.com/chylex/Code-Statistics/issues");
         }
     }
 }