Prepare release 4.8.0

CHANGELOG

@@ -1,3 +1,5 @@
+Version 4.8.0 - 2018-04-23
+* Bug fixes (see mercurial logs for details)
 * Do not compute shipment cost when not shipping goods
 * Do not recompute returned shipment cost
 * Do not match carrier selection with countries if countries are unknown

COPYRIGHT

@@ -1,7 +1,7 @@
-Copyright (C) 2011-2017 Cédric Krier.
+Copyright (C) 2011-2018 Cédric Krier.
 Copyright (C) 2011-2013 Bertrand Chenal.
 Copyright (C) 2011-2017 Nicolas Évrard.
-Copyright (C) 2011-2017 B2CK SPRL.
+Copyright (C) 2011-2018 B2CK SPRL.
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by

tryton.cfg

@@ -1,5 +1,5 @@
 [tryton]
-version=4.7.0
+version=4.8.0
 depends:
     account_invoice
     carrier