Flush NEWS.

As the NEWS items are merged with stable and released,
they are dropped from the master branch to keep it
clean and tidy around here..

NEWS.md

@@ -6,4 +6,3 @@ Standards](http://www.gnu.org/prep/standards/html_node/NEWS-File.html#NEWS-File)
 
 ## master (upcoming release)
 
-* New option for 0-based list/tuple access (#156) (see README for details).