Item1338: add SHA1 checksum

git-svn-id: http://svn.foswiki.org/trunk@3224 0b4bb1d4-4e5a-0410-9cc4-b2b747904278

BuildContrib/data/System/BuildContrib.txt

@@ -489,6 +489,7 @@ Another great Foswiki extension from the <a style="text-decoration:none" href="h
 |  License: | [[http://www.gnu.org/copyleft/gpl.html][GPL]] |
 |  Version: | %$VERSION% |
 | Change&nbsp;History: | |
+|  20 Mar 2009 | Foswikitask:Item1338: added SHA1 checksum generation - Foswiki:Main.WillNorris |
 |  5 Mar 2009 | Foswikitask:Item1198: Improved support for %<nop>$VERSION% (made it much more accurate) and changed the generated date format to ISO. Also added support for %<nop>$RELEASE%, an optional release identifier taken from the master perl module. |
 |  15 Feb 2009 | Foswikitask:Item1079: Added twiki target |
 |  31 Jan 2009 | Macro expansion works even in non-english locales (Foswikitask:Item924) |