Bump version to 3.2.1

To go along GNOME Shell 3.2.1
Also, mark both alternate-tab and dock as generally "working with
3.2", since the most outstanding bugs seem to be fixed now.

configure.ac

@@ -1,5 +1,5 @@
 AC_PREREQ(2.63)
-AC_INIT([gnome-shell-extensions],[3.2.0],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell&component=extensions])
+AC_INIT([gnome-shell-extensions],[3.2.1],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell&component=extensions])
 
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_AUX_DIR([config])

extensions/alternate-tab/metadata.json.in

@@ -3,7 +3,7 @@
 "name": "AlternateTab",
 "description": "A replacement for Alt-Tab, allows to cycle between windows and does not group by application",
 "original-authors": [  "jw@bargsten.org", "thomas.bouffon@gmail.com" ],
-"shell-version": [ "@shell_current@" ],
+"shell-version": [ "@shell_current@", "3.2" ],
 "localedir": "@LOCALEDIR@",
 "url": "@url@"
 }

extensions/dock/metadata.json.in

@@ -3,7 +3,7 @@
 "name": "Dock",
 "description": "A dock for the GNOME Shell -- displays favorite and running applications",
 "original-author": "tclaesson@gmail.com",
-"shell-version": [ "@shell_current@" ],
+"shell-version": [ "@shell_current@", "3.2" ],
 "localedir": "@LOCALEDIR@",
 "url": "@url@"
 }