Menu item appears multiple items

I've created a menu item for the extension I'm working on; however, it is showing up 4 times in the Tools menu instead of just once. I've looked at various tutorials on the subject,but I can't seem to find what I've done incorrectly.

VSCT File

<?xml version="1.0" encoding="utf-8"?><CommandTable xmlns="http://schemas.microsoft.com/VisualStudio/2005-10-18/CommandTable" xmlns:xs="http://www.w3.org/2001/XMLSchema"><Extern href="stdidcmd.h"/><Extern href="vsshlids.h"/><Commands package="guidTemplatePackPkg"><Groups><Group guid="guidTemplatePackCmdSet" id="MyMenuGroup" priority="0x0600"><Parent guid="guidSHLMainMenu" id="IDM_VS_MENU_TOOLS"/></Group></Groups><Buttons><Button guid="guidTemplatePackCmdSet" id="cmdidMyCommand" priority="0x2000" type="Button"><Parent guid="guidSHLMainMenu" id="IDG_VS_CTXT_PROJECT_ADD_REFERENCES" /><CommandFlag>DynamicVisibility</CommandFlag><CommandFlag>DefaultInvisible</CommandFlag><Strings><CommandName>AddSideWaffleProject</CommandName><ButtonText>Add Template Reference (SideWaffle project)</ButtonText></Strings></Button></Buttons></Commands><!-- SideWaffle Menu Options --><Commands package="guidMenuOptionsPkg"><Groups><Group guid="guidMenuOptionsCmdSet" id="SWMenuGroup" priority="0x0600"><Parent guid="guidSHLMainMenu" id="IDM_VS_MENU_TOOLS"/></Group></Groups><Buttons><Button guid="guidMenuOptionsCmdSet" id="cmdidOpenSWMenu" priority="0x0100" type="Button"><Parent guid="guidMenuOptionsCmdSet" id="SWMenuGroup" /><Icon guid="guidImages" id="bmpPic1" /><Strings><ButtonText>SideWaffle Settings</ButtonText></Strings></Button></Buttons><Bitmaps><Bitmap guid="guidImages" href="Resources\Images.png" usedList="bmpPic1, bmpPic2, bmpPicSearch, bmpPicX, bmpPicArrows"/></Bitmaps></Commands><!-- End SideWaffle Menu Options --><Symbols><GuidSymbol name="guidTemplatePackPkg" value="{e6e2a48e-387d-4af2-9072-86a5276da6d4}" /><GuidSymbol name="guidTemplatePackCmdSet" value="{a94bef1a-053e-4066-a851-16e5f6c915f1}"><IDSymbol name="MyMenuGroup" value="0x1020" /><IDSymbol name="cmdidMyCommand" value="0x0100" /></GuidSymbol><!-- SideWaffle Menu Options --><GuidSymbol name="guidMenuOptionsPkg" value="{796B8CBC-3010-4A76-872B-56775129765F}" /><GuidSymbol name="guidMenuOptionsCmdSet" value="{13EE92AE-B8B5-4728-8AF6-F53D8DD9C391}"><IDSymbol name="SWMenuGroup" value="0x1020" /><IDSymbol name="cmdidOpenSWMenu" value="0x0100" /></GuidSymbol><GuidSymbol name="guidImages" value="{900524C9-8677-4F84-AF97-3A1B5B45E3B2}" ><IDSymbol name="bmpPic1" value="1" /><IDSymbol name="bmpPic2" value="2" /><IDSymbol name="bmpPicSearch" value="3" /><IDSymbol name="bmpPicX" value="4" /><IDSymbol name="bmpPicArrows" value="5" /><IDSymbol name="bmpPicStrikethrough" value="6" /></GuidSymbol><!-- End SideWaffle Menu Options --></Symbols></CommandTable>

TemplatePackage.cs

using EnvDTE;
using EnvDTE80;
using Microsoft.VisualStudio.Shell;
using Microsoft.VisualStudio.Shell.Interop;
using System;
using System.Collections.Generic;
using System.ComponentModel.Design;
using System.Linq;
using System.Runtime.InteropServices;
using TemplatePack.Tooling;

namespace TemplatePack
{
    [PackageRegistration(UseManagedResourcesOnly = true)]
    [InstalledProductRegistration("#110", "#112", "1.0", IconResourceID = 400)]
    [ProvideMenuResource("Menus.ctmenu", 1)]
    [Guid(GuidList.guidTemplatePackPkgString)]
    [ProvideAutoLoad(UIContextGuids80.SolutionExists)]
    public sealed class TemplatePackPackage : Package
    {
        private DTE2 _dte;

        protected override void Initialize()
        {
            base.Initialize();
            _dte = GetService(typeof(DTE)) as DTE2;

            OleMenuCommandService mcs = GetService(typeof(IMenuCommandService)) as OleMenuCommandService;
            if (null != mcs)
            {
                CommandID cmdId = new CommandID(GuidList.guidTemplatePackCmdSet, (int)PkgCmdIDList.cmdidMyCommand);
                OleMenuCommand button = new OleMenuCommand(ButtonClicked, cmdId);
                button.BeforeQueryStatus += button_BeforeQueryStatus;
                mcs.AddCommand(button);
            }

            /*if(Environment.GetEnvironmentVariable("SideWaffleEnableDynamicTemplates") != null)*/{
                try {
                    new DynamicTemplateBuilder().ProcessTemplates();
                }
                catch (Exception ex) {
                    // todo: replace with logging or something
                    System.Windows.MessageBox.Show(ex.ToString());
                }
            }
        }

        void button_BeforeQueryStatus(object sender, EventArgs e)
        {
            var button = (OleMenuCommand)sender;
            var project = GetSelectedProjects().ElementAt(0);

            // TODO: We should only show this if the target project has the TemplateBuilder NuGet pkg installed
            //       or something similar to that.
            button.Visible = true;
            // button.Visible = project.IsWebProject();
        }

        private void ButtonClicked(object sender, EventArgs e)
        {
            Project currentProject = GetSelectedProjects().ElementAt(0);
            var projects = _dte.Solution.GetAllProjects();
            var names = from p in projects
                        where p != currentProject
                        select p.Name;

            ProjectSelector selector = new ProjectSelector(names);
            bool? isSelected = selector.ShowDialog();

            if (isSelected.HasValue && isSelected.Value)
            {
                // need to save everything because we will directly write to the project file in the creator
                _dte.ExecuteCommand("File.SaveAll");

                TemplateReferenceCreator creator = new TemplateReferenceCreator();
                var selectedProject = projects.First(p => p.Name == selector.SelectedProjectName);
                creator.AddTemplateReference(currentProject, selectedProject);
            }
        }

        public IEnumerable<Project> GetSelectedProjects()
        {
            var items = (Array)_dte.ToolWindows.SolutionExplorer.SelectedItems;
            foreach (UIHierarchyItem selItem in items)
            {
                var item = selItem.Object as Project;
                if (item != null)
                {
                    yield return item;
                }
            }
        }
    }

    [PackageRegistration(UseManagedResourcesOnly = true)]
    [InstalledProductRegistration("#110", "#112", "1.0", IconResourceID = 400)]
    [ProvideMenuResource("Menus.ctmenu", 1)]
    [Guid(GuidList.guidMenuOptionsPkgString)]
    [ProvideAutoLoad(UIContextGuids80.SolutionExists)]
    public sealed class MenuOptionsPackage : Package
    {
        // Overridden Package Implementation
        #region Package Members

        protected override void Initialize()
        {
            base.Initialize();

            // Add our command handlers for menu (commands must exist in the .vsct file)
            OleMenuCommandService mcs = GetService(typeof(IMenuCommandService)) as OleMenuCommandService;
            if ( null != mcs )
            {
                // Create the command for the menu item.
                CommandID menuCommandID = new CommandID(GuidList.guidMenuOptionsCmdSet, (int)PkgCmdIDList.SWMenuGroup);
                OleMenuCommand menuItem = new OleMenuCommand(MenuItemCallback, menuCommandID );
                mcs.AddCommand( menuItem );
            }
        }
        #endregion

        private void MenuItemCallback(object sender, EventArgs e)
        {
            // Here is where our UI (i.e. user control) will go to do all the settings.
            var window = new SettingsForm();
            window.Show();
        }
    }
}

PackageConstants.cs

// PkgCmdID.cs
// MUST match PkgCmdID.h
using System;

namespace TemplatePack
{
    static class GuidList
    {
        public const string guidTemplatePackPkgString = "e6e2a48e-387d-4af2-9072-86a5276da6d4";
        public const string guidTemplatePackCmdSetString = "a94bef1a-053e-4066-a851-16e5f6c915f1";

        public static readonly Guid guidTemplatePackCmdSet = new Guid(guidTemplatePackCmdSetString);

        // SideWaffle Remote Source Settings
        public const string guidMenuOptionsPkgString = "796B8CBC-3010-4A76-872B-56775129765F";
        public const string guidMenuOptionsCmdSetString = "13EE92AE-B8B5-4728-8AF6-F53D8DD9C391";

        public static readonly Guid guidMenuOptionsCmdSet = new Guid(guidMenuOptionsCmdSetString);
    }

    static class PkgCmdIDList
    {
        public const uint cmdidMyCommand = 0x100;
        public const uint SWMenuGroup = 0x100;
    };
}