Add note about Issue 75 fix for 1.0-RC1

git-svn-id: http://myrrix-recommender.googlecode.com/svn/trunk@621 0d189622-dca1-7e23-9e30-e8815eb7bd2f
Minor tweaks to load tests

git-svn-id: http://myrrix-recommender.googlecode.com/svn/trunk@622 0d189622-dca1-7e23-9e30-e8815eb7bd2f