Changes how relative date filters work and adds specific filters for filtering dates in past/next n days (#11426).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10768 e93f8b46-1217-0410-a6f0-8f06a7374b81

public/javascripts/application.js

@@ -252,9 +252,11 @@ function toggleOperator(field) {
       break;
     case "<t+":
     case ">t+":
+    case "><t+":
     case "t+":
     case ">t-":
     case "<t-":
+    case "><t-":
     case "t-":
       enableValues(field, [2]);
       break;