Usage: assy_bom [options] assembly_file
 
	This script produces an assembly tree of the assembly file. It will
	look for models in all of your search_path directories deriven from 
	you config.pro file.

	options:	-h 		 => this help screen 
			-l 		 => long output
			-c [config_file] => use [config_file] as config.pro file
			-s		 => Run silently

	BUGS:	Suppressed models are also shown.
		Instances are not recognized.
		Sub-assemblies may be procesed multiple times.

Author: Olaf Corten, the Netherlands
E-Mail: olafc@molding.fico.nl or ocorten@knoware.nl

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# History:
# 19990219 Changed SCRIPTS_DIR extraction.
# 19970811 Fixed UNKNOWN extension bug for SUN.
# 19961122 LS_COMMAND decide added (fix for non-SGI users)
# 19960909 Now also searching for Generic models of instances
# 19960805 tmpfiles now written to /tmp
# 19960723 Changed SCRIPTS_DIR setting.
# 19960625 Added -s option.
# 19960425 Fixed for model_ref changes.
# 19951020 Added grep -v '\!' to exclude suppressed search path entries
#
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