Added current_hash to files removed by distclean.

Author: braddaw

Makefile.am

@@ -58,7 +58,7 @@ EXTRA_DIST = acinclude.m4 \
 
 bin_SCRIPTS = pbs-config
 
-DISTCLEANFILES = pbs-config
+DISTCLEANFILES = pbs-config current_hash
 MOSTLYCLEANFILES = *.gcda *.gcno *.gcov
 
 DISTCHECK_CONFIGURE_FLAGS=--with-server-home=$$dc_install_base/spool