Added sf\3tshell platform with support for building beagle textshell+fshell ROMs.
As part of that:
* Added baserom command and tweaked it to be more friendly with SF baselines.
* Lots of build fixes
Also cd now makes sure the current working directory matches the file system with respect to case.
# mkdir.cif# # Copyright (c) 2010 Accenture. All rights reserved.# This component and the accompanying materials are made available# under the terms of the "Eclipse Public License v1.0"# which accompanies this distribution, and is available# at the URL "http://www.eclipse.org/legal/epl-v10.html".# # Initial Contributors:# Accenture - Initial contribution#==name mkdir==short-descriptionCreate a new directory.==long-descriptionMakes all the directories in a given path that don't already exist. Also aliased to C<md>.==argument filename dir_nameThe name of the directory to be created.==option bool a allow_existsDon't return an error if the directory already exists.==copyrightCopyright (c) 2006-2010 Accenture. All rights reserved.