File list (Check if you may need any files):
C#\actionspanecontrol1.cs
..\actionspanecontrol1.designer.cs
..\actionspanecontrol1.resx
..\bin\Debug\Microsoft.Office.Tools.Excel.v4.0.Utilities.dll
..\...\.....\Microsoft.Office.Tools.Excel.v4.0.Utilities.xml
..\...\.....\RibbonControlsExcelWorkbook.dll
..\...\.....\RibbonControlsExcelWorkbook.dll.manifest
..\...\.....\RibbonControlsExcelWorkbook.pdb
..\...\.....\RibbonControlsExcelWorkbook.vsto
..\...\.....\RibbonControlsExcelWorkbook.xlsx
..\microsoft.samples.vsto.ribboncontrols.sln
..\microsoft.samples.vsto.ribboncontrols.suo
..\obj\Debug\DesignTimeResolveAssemblyReferences.cache
..\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
..\...\.....\GenerateResource.read.1.tlog
..\...\.....\GenerateResource.write.1.tlog
..\...\.....\RibbonControlsExcelWorkbook.ActionsPaneControl1.resources
..\...\.....\RibbonControlsExcelWorkbook.csproj.FileListAbsolute.txt
..\...\.....\RibbonControlsExcelWorkbook.dll
..\...\.....\RibbonControlsExcelWorkbook.pdb
..\...\.....\RibbonControlsExcelWorkbook.Properties.Resources.resources
..\...\.....\RibbonControlsExcelWorkbook.RibbonControls.resources
..\...\.....\RibbonControlsExcelWorkbook.Sheet1.resources
..\...\.....\TempPE\Properties.Resources.Designer.cs.dll
..\properties\assemblyinfo.cs
..\..........\resources.designer.cs
..\..........\resources.resx
..\..........\settings.designer.cs
..\..........\settings.settings
..\ReadMe.htm
..\resources\avocadogreen.png
..\.........\berry.png
..\.........\burntred.png
..\.........\gold.png
..\.........\gray.png
..\.........\green.png
..\.........\happy.gif
..\.........\neutral.gif
..\.........\orange.png
..\.........\purple.png
..\.........\red.png
..\.........\sad.gif
..\.........\sapphire.png
..\.........\skyblue.png
..\.........\teal.png
..\.........\turquoise.png
..\.........\violet.png
..\ribboncontrols.cs
..\ribboncontrols.designer.cs
..\ribboncontrols.resx
..\ribboncontrolsexcelworkbook.csproj
..\RibbonControlsExcelWorkbook.csproj.user
..\ribboncontrolsexcelworkbook.xlsx
..\RibbonControlsExcelWorkbook_TemporaryKey.pfx
..\sheet1.cs
..\Sheet1.Designer.cs
..\sheet1.designer.xml
..\sheet1.resx
..\sheet2.cs
..\Sheet2.Designer.cs
..\sheet2.designer.xml
..\sheet3.cs
..\Sheet3.Designer.cs
..\sheet3.designer.xml
..\thisworkbook.cs
..\ThisWorkbook.Designer.cs
..\thisworkbook.designer.xml
..\UpgradeLog.XML
..\_UpgradeReport_Files\UpgradeReport.css
..\....................\UpgradeReport.xslt
..\....................\UpgradeReport_Minus.gif
..\....................\UpgradeReport_Plus.gif
..\obj\Debug\TempPE
..\bin\Debug
..\...\Release
..\obj\Debug
..\bin
..\obj
..\properties
..\resources
..\_UpgradeReport_Files
C#