Fixed SD2-770. Can now add a file to a project if the file is inside one of the project folders.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/2.0@1324 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/Main/Base/Project/Src/Gui/Pads/ProjectBrowser/Commands/FolderNodeCommands.cs

@@ -118,6 +118,8 @@ namespace ICSharpCode.SharpDevelop.Project.Commands
 						if (FileUtility.IsEqualFileName(fileNode.FileName, copiedFileName)) {
 							if (fileNode.FileNodeStatus == FileNodeStatus.Missing) {
 								fileNode.FileNodeStatus = FileNodeStatus.InProject;
+							} else if (fileNode.FileNodeStatus == FileNodeStatus.None) {
+								return IncludeFileInProject.IncludeFileNode(fileNode);
 							}
 							return fileNode.ProjectItem as FileProjectItem;
 						}