Revert "add a set method to our interface to enable us to use it as a data structure to carry rewritings information at runtime, not only to expose our resource"

This reverts commit 21ef42fac38349525acb78569f02f7d3647f9166.
dumb space commit
change the UIMA pipeline to avoid duplication of the revision info. Now, revisions are stored in a resource and annotations only point to the resource.