Add some debugging to v8pp project

benchmarklib/Makefile

 SHELL:=/bin/bash
 
-caf:
+benchmarklib:
 	git clone https://bitbucket.org/rayburgemeestre/benchmarklib
 	pushd benchmarklib && git checkout master
 	bash ../ubuntu1804.sh make impl

v8pp/Makefile

 SHELL:=/bin/bash
 
 v8pp:
+	env
 	git clone https://github.com/rayburgemeestre/v8pp
 	bash ../ubuntu1804.sh make build
 	bash ../ubuntu1804.sh make archive  # outside container not enough permissions
 archive:
 	rm -rf v8.a
 	ar rvs v8.a $$(cat v8-include.txt |xargs -n 1 -I{} find {} -name '*.o')
+	echo all included object files listed below
+	cat v8-include.txt |xargs -n 1 -I{} find {} -name '*.o'
+	echo all .so files listed below
+	find ./ -name '*.so'
 
 package:
 	rm -rf out