Fix #2034372 - Resorting in JSPUI gives no results

git-svn-id: http://scm.dspace.org/svn/repo/branches/dspace-1_5_x@3027 9c30dcfa-912a-0410-8fc2-9e0234be79fd

dspace-jspui/dspace-jspui-webapp/src/main/webapp/search/results.jsp

@@ -217,7 +217,7 @@ else
    <form method="get" action="<%= request.getContextPath() + searchScope + "/simple-search" %>">
    <table border="0">
        <tr><td>
-           <input type="hidden" name="query" value="<%= query %>" />
+           <input type="hidden" name="query" value="<%= URLEncoder.encode(query,"UTF-8") %>" />
            <fmt:message key="search.results.perpage"/>
            <select name="rpp">
 <%