Update version and RELEASE-NOTES for a release
diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index 285f6d5..e54892b 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -1,6 +1,45 @@
Release Notes; upgrade information mainly.
Features/major bugfixes are listed in NEWS
+portage-2.2.21
+==================================
+* Bug Fixes:
+ - Bug 550006 quickpkg: support FEATURES=xattr
+ - Bug 550324 Fix missed rename of cleanconfig to cleanconfmem
+ - Bug 550898 rename ia to ia64
+ - Bug 550886 enable absolute_import for Python 2
+ - Bug 550906 handle submodule import in _LazyImportFrom._get_target
+ - Bug 552340 Redirect /dev/fd bash test to /dev/null
+ - Bug 554084 unpack: avoid useless chmods to improve speed
+ - Bug 554108 use mkdtemp to avoid cgroup interference
+ - Bug 554578 convert str to Atom for DbapiProvidesIndex
+ - Bug 554928 depgraph._want_update_pkg: handle _UNREACHABLE_DEPTH
+ - Bug 556172 slot_conflict_handler: suggest --verbose-conflicts
+ - Bug 556464 depgraph._select_files: use _iter_match_pkgs for tbz2 arguments
+ - Bug 555698 circular_dependency_handler: limit USE combination search
+ - Bug 556764 similar_name_search: used indexed repos where appropriate
+ - Bug 557426 sync repositories in parallel
+ - Bug 557962 Manifest.write: stable/predictable Manifest mtime for rsync
+ - Bug 558322 SyncRepos._sync: call postsync.d hooks earlier
+ - Bug 557192 egencache: stable use.local.desc mtime for rsync
+ - Bug 559044 emerge --search: fix duplication of results
+ - Bug 296085 RsyncSync: add sync-rsync-vcs-ignore option
+ - Bug 559122 sync: include metadata/layout.conf with profile submodule
+ - Bug 560466 match_from_list: restrict =* to match only on version part boundaries
+* git sync: Respect PORTAGE_QUIET
+* several man page updates
+
+
+portage-2.2.20.1
+==================================
+# Note this was a branch release based of the 2.2.20 release
+# expressly for the new git based ebuild tree
+* Bug Fixes:
+ - Bug 550324 Fix missed rename of cleanconfig to cleanconfmem
+ - included a few man page updates
+ - a couplerepoman changes for the new git based tree
+
+
portage-2.2.20
==================================
* Bug Fixes:
diff --git a/setup.py b/setup.py
index b1e83b0..3a1a321 100755
--- a/setup.py
+++ b/setup.py
@@ -612,7 +612,7 @@
setup(
name = 'portage',
- version = '2.2.20',
+ version = '2.2.21',
url = 'https://wiki.gentoo.org/wiki/Project:Portage',
author = 'Gentoo Portage Development Team',
author_email = 'dev-portage@gentoo.org',