groovy/groovy-core — pull request #447 by yukoba (2014-06-14 19:46:26+00:00)
Title: Added init(), dropRight and takeRight() to Iterable, List and Object[].

Iterable, List and Object[] have tail(), drop() and take() but init(), dropRight() and takeRight() are missing.
I added them.

Method names are from Scala.
http://www.scala-lang.org/api/2.10.4/index.html#scala.collection.immutable.List