Delete inadvertently added Makefile

specifications/Makefile

-# Copyright (c) by the Simulation Interoperability Standards Organization, Inc.
-#
-# P.O. Box 781238
-# Orlando, FL 32878-1238, USA
-# All rights reserved.
-# 
-# This document is an approved product of Simulation Interoperability
-# Standards Organization (SISO), Inc. and therefore the copyright of this
-# document belongs to SISO, Inc. Permission is hereby granted for this
-# document to be used for production of both commercial and non-commercial
-# products. Removal of this copyright statement and claiming rights to
-# this document is prohibited. In addition, permission is hereby granted
-# for this document to be distributed in its original or modified format
-# (e.g. as part of a database; however, modification does not imply to the
-# content of this document) provided that no charge is invoked for the
-# provision. Permission is hereby granted by SISO for modification and
-# extension of products produced from this document providing that SISO's
-# copyright is acknowledged on the products developed.
-# 
-# SISO EXCOM
-# P.O. Box 781238
-# Orlando, FL 32878-1238, USA
-
-SRC=SISO-REF-010.xml
-XSD=SISO-REF-010.xsd
-
-XLS=SISO-REF-010.xls
-C99H=SISO-REF-010.h
-
-XSLTPROC=xsltproc
-XSLTPROCFLAGS=--nonet
-XMLLINT=xmllint
-XMLLINTFLAGS=--nonet --noout
-CC=cc
-CCFLAGS=
-
-all: $(XLS) $(C99H)
-
-$(XLS): SISO-REF-010-spreadsheetml.xsl $(SRC)
-	$(XSLTPROC) -o $@ $(XSLTPROCFLAGS) $^
-
-$(C99H): SISO-REF-010-c99h.xsl $(SRC)
-	$(XSLTPROC) -o $@ $(XSLTPROCFLAGS) $^
-
-clean:
-	rm -f $(XLS) $(C99H)
-
-test: $(XLS) $(C99H)
-	$(XMLLINT) $(XMLLINTFLAGS) $(XSD)
-	$(XMLLINT) $(XMLLINTFLAGS) --schema $(XSD) $(SRC)
-	$(XMLLINT) $(XMLLINTFLAGS) SISO-REF-010-spreadsheetml.xsl
-	$(XMLLINT) $(XMLLINTFLAGS) SISO-REF-010-c99h.xsl
-	$(XMLLINT) $(XMLLINTFLAGS) $(XLS)
-	$(CC) $(CCFLAGS) -o /dev/null -c $(C99H)