[-release] Preparing version 6.2.22

NEWS.md

 # Change Log
 
+## [6.2.22](https://github.com/sympa-community/sympa/tree/6.2.22) (2017-10-01)
+
+[Full Changelog](https://github.com/sympa-community/sympa/compare/6.2.20...6.2.22)
+
+**Fixed bugs:**
+
+- "sympa.pl --change\_user\_email" was broken [\#65](https://github.com/sympa-community/sympa/pull/65) ([ikedas](https://github.com/ikedas))
+
+- upgrade\_send\_spool.pl could leave some messages not upgraded \[[diff](https://github.com/sympa-community/sympa/compare/6.2.20...ce1f94d239062b845524de60a84a711af29d1ec6)\]
+
 ## [6.2.20](https://github.com/sympa-community/sympa/tree/6.2.20) (2017-09-22)
 
 [Full Changelog](https://github.com/sympa-community/sympa/compare/6.2.19b.2...6.2.20)

configure.ac

@@ -22,7 +22,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 AC_PREREQ(2.60)
-AC_INIT(sympa, 6.2.20, sympa-developpers@listes.renater.fr)
+AC_INIT(sympa, 6.2.22, sympa-developpers@listes.renater.fr)
 AM_INIT_AUTOMAKE([foreign -Wall -Werror 1.9 tar-pax])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AM_PO_SUBDIRS