STANBOL-1274: updates joda.time to 2.0 in parent. This means that Stanbol now accepts [2,3) at runtime. The version defined by the stanbolcommons bundle list was updated to 2.3 (the most current release)

git-svn-id: https://svn.apache.org/repos/asf/stanbol/trunk@1564229 13f79535-47bb-0310-9956-ffa450edef68