[3.6] bpo-30928: Update idlelib/NEWS.txt to 2018 Jun 8 am. (GH-7517)#7519

Merged

miss-islington merged 1 commit intopython:3.6from

miss-islington:backport-b1f6902-3.6

Jun 8, 2018

Commits on Jun 8, 2018

Update idlelib/NEWS.txt to 2018 Jun 8 am. (GH-7517)

terryjreedy
authored and
miss-islington
committed