Changelog dates must be in 12 hour format and HH:SS

Changelog

@@ -183,7 +183,7 @@ Fixes
 
 3.1.6
 =====
-:release-date: 2013-12-02 6:00 P.M UTC
+:release-date: 2013-12-02 06:00 P.M UTC
 :release-by: Ask Solem
 
 - Now depends on :mod:`billiard` 3.3.0.10.
@@ -257,7 +257,7 @@ Fixes
 
 3.1.5
 =====
-:release-date: 2013-11-21 6:20 P.M UTC
+:release-date: 2013-11-21 06:20 P.M UTC
 :release-by: Ask Solem
 
 - Now depends on :ref:`Kombu 3.0.6 <kombu:version-3.0.6>`.
@@ -401,7 +401,7 @@ Fixes
 
 3.1.3
 =====
-:release-date: 2013-11-13 12:55 A.M UTC
+:release-date: 2013-11-13 00:55 A.M UTC
 :release-by: Ask Solem
 
 - Fixed compatibility problem with Python 2.7.0 - 2.7.5 (Issue #1637)

docs/history/changelog-2.2.rst

@@ -11,7 +11,7 @@
 
 2.2.8
 =====
-:release-date: 2011-11-25 16:00 P.M GMT
+:release-date: 2011-11-25 04:00 P.M GMT
 :release-by: Ask Solem
 
 .. _v228-security-fixes:
@@ -35,7 +35,7 @@ Security Fixes
 
 2.2.7
 =====
-:release-date: 2011-06-13 16:00 P.M BST
+:release-date: 2011-06-13 04:00 P.M BST
 :release-by: Ask Solem
 
 * New signals: :signal:`after_setup_logger` and
@@ -59,7 +59,7 @@ Security Fixes
 
 2.2.6
 =====
-:release-date: 2011-04-15 16:00 P.M CEST
+:release-date: 2011-04-15 04:00 P.M CEST
 :release-by: Ask Solem
 
 .. _v226-important:
@@ -301,7 +301,7 @@ Fixes
 
 2.2.4
 =====
-:release-date: 2011-02-19 12:00 AM CET
+:release-date: 2011-02-19 00:00 AM CET
 :release-by: Ask Solem
 
 .. _v224-fixes:

docs/history/changelog-2.3.rst

@@ -11,7 +11,7 @@
 
 2.3.4
 =====
-:release-date: 2011-11-25 16:00 P.M GMT
+:release-date: 2011-11-25 04:00 P.M GMT
 :release-by: Ask Solem
 
 .. _v234-security-fixes:

docs/history/changelog-2.4.rst

@@ -28,7 +28,7 @@
 
 2.4.4
 =====
-:release-date: 2011-11-25 16:00 P.M GMT
+:release-date: 2011-11-25 04:00 P.M GMT
 :release-by: Ask Solem
 
 .. _v244-security-fixes:
@@ -79,7 +79,7 @@ Fixes
 
 2.4.3
 =====
-:release-date: 2011-11-22 18:00 P.M GMT
+:release-date: 2011-11-22 06:00 P.M GMT
 :release-by: Ask Solem
 
 * Fixes module import typo in `celeryctl` (Issue #538).

docs/history/changelog-2.5.rst

@@ -18,7 +18,7 @@ If you're looking for versions prior to 2.5 you should visit our
 
 2.5.5
 =====
-:release-date: 2012-06-06 16:00 P.M BST
+:release-date: 2012-06-06 04:00 P.M BST
 :release-by: Ask Solem
 
 This is a dummy release performed for the following goals:

docs/history/changelog-3.0.rst

@@ -104,7 +104,7 @@ If you're looking for versions prior to 3.0.x you should go to :ref:`history`.
 
 3.0.22
 ======
-:release-date: 2013-08-16 16:30 P.M BST
+:release-date: 2013-08-16 04:30 P.M BST
 :release-by: Ask Solem
 
 - Now depends on :ref:`Kombu 2.5.13 <kombu:version-2.5.13>`.
@@ -129,7 +129,7 @@ If you're looking for versions prior to 3.0.x you should go to :ref:`history`.
 
 3.0.21
 ======
-:release-date: 2013-07-05 16:30 P.M BST
+:release-date: 2013-07-05 04:30 P.M BST
 :release-by: Ask Solem
 
 - Now depends on :mod:`billiard` 2.7.3.31.
@@ -147,7 +147,7 @@ If you're looking for versions prior to 3.0.x you should go to :ref:`history`.
 
 3.0.20
 ======
-:release-date: 2013-06-28 16:00 P.M BST
+:release-date: 2013-06-28 04:00 P.M BST
 :release-by: Ask Solem
 
 - Contains workaround for deadlock problems.