diff --git a/Makefile.am b/Makefile.am
index fc94e10b..7d11daa6 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,213 +1,213 @@
 #
 # Copyright (C) 2010-2015 Red Hat, Inc.  All rights reserved.
 #
 # Author: Fabio M. Di Nitto <fabbione@kronosnet.org>
 #
 # This software licensed under GPL-2.0+, LGPL-2.0+
 #
 
 MAINTAINERCLEANFILES	= Makefile.in aclocal.m4 configure depcomp \
 			  config.guess config.sub missing install-sh \
 			  ltmain.sh compile config.h.in config.h.in~ \
 			  autoscan.log configure.scan test-driver
 
 include $(top_srcdir)/build-aux/check.mk
 
 AUTOMAKE_OPTIONS	= foreign
 
 AM_DISTCHECK_CONFIGURE_FLAGS = --enable-kronosnetd
 
 ACLOCAL_AMFLAGS		= -I m4
 
 SPEC			= $(PACKAGE_NAME).spec
 
 DEBCHANGELOG		= debian/changelog
 DEBPOSTINST		= debian/kronosnetd.postinst
 
 TARGZFILE		= $(PACKAGE_NAME)-$(VERSION).tar.gz
 
 EXTRA_DIST		= build-aux autogen.sh .version \
 			  debian $(DEBCHANGELOG) $(DEBPOSTINST) \
 			  $(SPEC) $(SPEC).in
 
 SUBDIRS			= init libtap libknet kronosnetd
 
 if BUILD_DOCS
 SUBDIRS			+= docs
 endif
 
 if BUILD_POC
 SUBDIRS			+= poc-code
 endif
 
 dist_doc_DATA		= \
 			  COPYING.applications \
 			  COPYING.libraries \
 			  COPYRIGHT \
 			  README.licence \
 			  README \
 			  TODO
 
 all-local: $(SPEC) $(DEBCHANGELOG) $(DEBPOSTINST)
 
 clean-local:
 	rm -f $(SPEC)
 	rm -f $(DEBPOSTINST)
 
 distclean-local:
-	rm -f $(PACKAGE_NAME)-*.tar.*
+	rm -f $(PACKAGE_NAME)-*.tar.* $(PACKAGE_NAME)-*.sha256* tag-*
 
 maintainer-clean-local:
 	make -f debian/rules clean || true
 	rm -rf m4 $(DEBCHANGELOG) $(DEBPOSTINST) debian/patches
 
 ## make rpm/srpm section.
 
 $(SPEC): $(SPEC).in .version config.status
 	rm -f $@-t $@
 	date="$(shell LC_ALL=C date "+%a %b %d %Y")" && \
 	if [ -f .tarball-version ]; then \
 		gitver="$(shell cat .tarball-version)" && \
 		rpmver=$$gitver && \
 		alphatag="" && \
 		dirty="" && \
 		numcomm="0"; \
 	else \
 		gitver="$(shell GIT_DIR=$(abs_srcdir)/.git git describe --abbrev=4 --match='v*' HEAD 2>/dev/null)" && \
 		rpmver=`echo $$gitver | sed -e "s/^v//" -e "s/-.*//g"` && \
 		alphatag=`echo $$gitver | sed -e "s/.*-//" -e "s/^g//"` && \
 		vtag=`echo $$gitver | sed -e "s/-.*//g"` && \
 		numcomm=`GIT_DIR=$(abs_srcdir)/.git git rev-list $$vtag..HEAD | wc -l` && \
 		GIT_DIR=$(abs_srcdir)/.git git update-index --refresh > /dev/null 2>&1 || true && \
 		dirty=`GIT_DIR=$(abs_srcdir)/.git git diff-index --name-only HEAD 2>/dev/null`; \
 	fi && \
 	if [ -n "$$dirty" ]; then dirty="dirty"; else dirty=""; fi && \
 	if [ "$$numcomm" = "0" ]; then \
 		sed \
 			-e "s#@version@#$$rpmver#g" \
 			-e "s#%glo.*alpha.*##g" \
 			-e "s#%glo.*numcomm.*##g" \
 			-e "s#@dirty@#$$dirty#g" \
 			-e "s#@date@#$$date#g" \
 		$< > $@-t; \
 	else \
 		sed \
 			-e "s#@version@#$$rpmver#g" \
 			-e "s#@alphatag@#$$alphatag#g" \
 			-e "s#@numcomm@#$$numcomm#g" \
 			-e "s#@dirty@#$$dirty#g" \
 			-e "s#@date@#$$date#g" \
 		$< > $@-t; \
 	fi; \
 	if [ -z "$$dirty" ]; then sed -i -e "s#%glo.*dirty.*##g" $@-t; fi
 if BUILD_KRONOSNETD
 	sed -i -e "s#@kronosnetd@#bcond_without#g" $@-t
 else
 	sed -i -e "s#@kronosnetd@#bcond_with#g" $@-t
 endif
 if BUILD_LIBTAP
 	sed -i -e "s#@libtap@#bcond_without#g" $@-t
 else
 	sed -i -e "s#@libtap@#bcond_with#g" $@-t
 endif
 	sed -i -e "s#@defaultadmgroup@#$(DEFAULTADMGROUP)#g" $@-t
 	chmod a-w $@-t
 	mv $@-t $@
 
 $(TARGZFILE):
 	$(MAKE) dist
 
 RPMBUILDOPTS	= --define "_sourcedir $(abs_builddir)" \
 		  --define "_specdir $(abs_builddir)" \
 		  --define "_builddir $(abs_builddir)" \
 		  --define "_srcrpmdir $(abs_builddir)" \
 		  --define "_rpmdir $(abs_builddir)"
 
 srpm: clean
 	$(MAKE) $(SPEC) $(TARGZFILE)
 	rpmbuild $(RPMBUILDOPTS) --nodeps -bs $(SPEC)
 
 rpm: clean
 	$(MAKE) $(SPEC) $(TARGZFILE)
 	rpmbuild $(RPMBUILDOPTS) -ba $(SPEC)
 
 ## make deb
 
 $(DEBPOSTINST): $(DEBPOSTINST).in config.h
 	mkdir -p debian
 	rm -f $@-t $@
 	sed -e "s#@defaultadmgroup@#$(DEFAULTADMGROUP)#g" $< > $@-t
 	chmod a-w $@-t
 	mv $@-t $@
 
 $(DEBCHANGELOG): $(DEBCHANGELOG).in .version
 	mkdir -p debian
 	rm -f $@-t $@
 	date="$(shell LC_ALL=C date -R)" && \
 	if [ -f .tarball-version ]; then \
 		gitver="$(shell cat .tarball-version)" && \
 		debver=$$gitver && \
 		alphatag="" && \
 		dirty="" && \
 		numcomm="0"; \
 	else \
 		gitver="$(shell GIT_DIR=$(abs_srcdir)/.git git describe --abbrev=4 --match='v*' HEAD 2>/dev/null)" && \
 		debver=`echo $$gitver | sed -e "s/^v//" -e "s/-.*//g"` && \
 		alphatag=`echo $$gitver | sed -e "s/.*-//" -e "s/^g//"` && \
 		vtag=`echo $$gitver | sed -e "s/-.*//g"` && \
 		numcomm=`GIT_DIR=$(abs_srcdir)/.git git rev-list $$vtag..HEAD | wc -l` && \
 		GIT_DIR=$(abs_srcdir)/.git git update-index --refresh > /dev/null 2>&1 || true && \
 		dirty=`GIT_DIR=$(abs_srcdir)/.git git diff-index --name-only HEAD 2>/dev/null`; \
 	fi && \
 	if [ -n "$$dirty" ]; then dirty="-dirty"; else dirty=""; fi && \
 	if [ "$$numcomm" = "0" ]; then \
 		sed \
 			-e "s#@version@#$$debver#g" \
 			-e "s#-@alphatag@##g" \
 			-e "s#.@numcomm@##g" \
 			-e "s#@dirty@#$$dirty#g" \
 			-e "s#@date@#$$date#g" \
 		$< > $@-t; \
 	else \
 		sed \
 			-e "s#@version@#$$debver#g" \
 			-e "s#@alphatag@#$$alphatag#g" \
 			-e "s#@numcomm@#$$numcomm#g" \
 			-e "s#@dirty@#$$dirty#g" \
 			-e "s#@date@#$$date#g" \
 		$< > $@-t; \
 	fi;
 	chmod a-w $@-t
 	mv $@-t $@
 
 deb-clean:
 	make -f debian/rules clean
 	./configure
 
 debs: deb-clean dist
 	if [ -f .tarball-version ]; then \
 		gitver="$(shell cat .tarball-version)"; \
 	else \
 		gitver="$(shell git describe --abbrev=4 --match='v*' HEAD 2>/dev/null)" && \
 		gitver=`echo $$gitver | sed -e "s/^v//" -e "s/-g/-/" -e "s/-/./"`; \
 	fi && \
 	cp $(TARGZFILE) ../$(PACKAGE_NAME)_$$gitver.orig.tar.gz
 	dpkg-buildpackage -uc -us
 
 # release/versioning
 BUILT_SOURCES	= .version
 .version:
 	echo $(VERSION) > $@-t && mv $@-t $@
 
 dist-hook: gen-ChangeLog
 	echo $(VERSION) > $(distdir)/.tarball-version
 
 gen_start_date = 2000-01-01
 .PHONY: gen-ChangeLog
 gen-ChangeLog:
 	if test -d .git; then						\
 		LC_ALL=C $(top_srcdir)/build-aux/gitlog-to-changelog		\
 			--since=$(gen_start_date) > $(distdir)/cl-t;	\
 		rm -f $(distdir)/ChangeLog;				\
 		mv $(distdir)/cl-t $(distdir)/ChangeLog;		\
 	fi