Increment common-scala, specs2, unfiltered in parent.
Increment stanford to 1.3.4.
(release)prepare release nlptools-parent-2.3.0
(release)prepare for next development iteration
Use 2.3.0 parent.
Use full path for packages.
Add sutime dependency to stanford coref.
(release)prepare release nlptools-2.3.0
(release)prepare for next development iteration