fix for STANBOL-1302 for 0.12.1: created a new method that fixes the reported typo. Deprecated the old method. Adapted calling classes in the same module to use the new method; getTokenizer does no longer call  getTokenizerModel(language) twice

git-svn-id: https://svn.apache.org/repos/asf/stanbol/branches/release-0.12@1582213 13f79535-47bb-0310-9956-ffa450edef68