Description of problem:
FileSystemConnectorCreateWorkspacesTest.shouldBeAbleToCreateThenDestroyThenRecreateWorkspace is failing on Windows machines with following exception:


org.modeshape.graph.request.InvalidWorkspaceException: Could not create the directory "w:\workspace\brms-modeshape-single\modeshape\extensions\modeshape-connector-filesystem\something bogus2011-08-23T09:29:12.920-04:00" for the file system source "Test Repository"
	at org.modeshape.connector.filesystem.FileSystemRepository.createDirectory(FileSystemRepository.java:112)
	at org.modeshape.connector.filesystem.FileSystemRepository.getWorkspaceDirectory(FileSystemRepository.java:126)
	at org.modeshape.connector.filesystem.FileSystemWorkspace.<init>(FileSystemWorkspace.java:100)
	at org.modeshape.connector.filesystem.FileSystemRepository$FileSystemTransaction.getWorkspace(FileSystemRepository.java:192)
	at org.modeshape.connector.filesystem.FileSystemRepository$FileSystemTransaction.getWorkspace(FileSystemRepository.java:165)
	at org.modeshape.graph.connector.base.Repository.createWorkspace(Repository.java:236)
	at org.modeshape.graph.connector.base.Processor.process(Processor.java:452)
	at org.modeshape.graph.request.processor.RequestProcessor.process(RequestProcessor.java:253)
	at org.modeshape.graph.connector.base.Connection.execute(Connection.java:115)
	at org.modeshape.graph.Graph.execute(Graph.java:288)
	at org.modeshape.graph.Graph$5.process(Graph.java:231)
	at org.modeshape.graph.request.RequestBuilder.createWorkspace(RequestBuilder.java:89)
	at org.modeshape.graph.Graph$6.named(Graph.java:401)
	at org.modeshape.graph.connector.test.WorkspaceConnectorTest.shouldBeAbleToCreateThenDestroyThenRecreateWorkspace(WorkspaceConnectorTest.java:300)


I think that the problem is caused by directory name, because colons are not allowed in directory name on Windows.

How reproducible:
Run unit tests on Windows machine.