Small Makefile.am changes/bugfixes

Makefile.am

 	-rm -vR debian_package/${PACKAGE}-${VERSION}.tar.gz
 
 gitclean: distclean cleandoc
-	-rm -vR autom4te.cache/ aclocal.m4 install-sh missing py-compile configure;
+	-rm -vR autom4te.cache/ aclocal.m4 install-sh missing py-compile configure; find ./ -name Makefile.in |xargs rm -v
 
 .PHONY: cleandoc tests doc

lodel/plugins/Makefile.am

 lodel2confdir=$(sysconfdir)/lodel2
 
 install-data-hook:
-	$(MKDIR_P) $(pluginsdir); cp -R * $(pluginsdir) && rm $(pluginsdir)/Makefile* ;\
-	$(MKDIR_P) $(lodel2confdir); \
-	$(LN_S) -f $(pluginsdir) $(lodel2confdir)
+	-@$(MKDIR_P) ${DESTDIR}$(lodel2confdir)
+	$(MKDIR_P) ${DESTDIR}$(pluginsdir); cp -R * ${DESTDIR}$(pluginsdir) && rm -v ${DESTDIR}$(pluginsdir)/Makefile* ;
+	cd ${DESTDIR};
+	$(MKDIR_P) ./$(lodel2confdir);
+	$(LN_S) -rt ${DESTDIR}$(lodel2confdir) .$(pluginsdir)
 
 uninstall-hook:
 	-rm -R ${DESTDIR}$(pluginsdir)