Fixed #23371 -- Changed en_GB first day of the week to Monday.

django/conf/locale/en_GB/formats.py

@@ -12,7 +12,7 @@ YEAR_MONTH_FORMAT = 'F Y'               # 'October 2006'
 MONTH_DAY_FORMAT = 'j F'                # '25 October'
 SHORT_DATE_FORMAT = 'd/m/Y'             # '25/10/2006'
 SHORT_DATETIME_FORMAT = 'd/m/Y P'       # '25/10/2006 2:30 pm'
-FIRST_DAY_OF_WEEK = 0                   # Sunday
+FIRST_DAY_OF_WEEK = 1                   # Monday
 
 # The *_INPUT_FORMATS strings use the Python strftime format syntax,
 # see http://docs.python.org/library/datetime.html#strftime-strptime-behavior

docs/releases/1.8.txt

@@ -533,6 +533,9 @@ Miscellaneous
 * When a dictionary setting is overridden in user settings, both dictionaries
   are merged by default. See :ref:`dictionary-settings`.
 
+* For consistency with other major vendors, the ``en_GB`` locale now has Monday
+  as the first day of the week.
+
 .. _deprecated-features-1.8:
 
 Features deprecated in 1.8