Backend templates - packaging script - application and branch parameters need to be seen as optional

[dennis-behm]

Too strict validation of parameters, see

dbb/Templates/Common-Backend-Scripts/packageBuildOutputs.sh

Lines 283 to 293 in 9e7d55c

	if [ -z "${App}" ]; then
	rc=8
	ERRMSG=$PGM": [ERROR] Application parameter (-a) is required. rc="$rc
	echo $ERRMSG
	fi
	if [ -z "${Branch}" ]; then
	rc=8
	ERRMSG=$PGM": [ERROR] Branch Name parameter (-b) is required. rc="$rc
	echo $ERRMSG
	fi

[dennis-behm]

Delivered via #192