Support for tagwait() in ACS.

git-svn-id: http://mancubus.net/svn/hosted/eternity/trunk@2389 86ba831e-150c-0410-ab35-e06eaae15ed9
Changelog entries for 11/25 to 12/13.

git-svn-id: http://mancubus.net/svn/hosted/eternity/trunk@2390 86ba831e-150c-0410-ab35-e06eaae15ed9