Possible workaround for Windows + Tomcat not creating a temp dir that it later references for upload?

git-svn-id: http://myrrix-recommender.googlecode.com/svn/trunk@583 0d189622-dca1-7e23-9e30-e8815eb7bd2f
Let IllegalArgumentException from RescorerProvider implementations only result in a client error status

git-svn-id: http://myrrix-recommender.googlecode.com/svn/trunk@584 0d189622-dca1-7e23-9e30-e8815eb7bd2f