Slice at all positions where isTerminator is false before current element and true at current.
TODO: Can this be replaced by chunkBy
http://dlang.org/library/std/algorithm/splitter.html.
http://forum.dlang.org/post/cwqeywykubsuynkidlux@forum.dlang.org
See Implementation
Slice at all positions where isTerminator is false before current element and true at current.
TODO: Can this be replaced by chunkBy