Add What's New for Idle. #66160

assignee = 'https://github.com/terryjreedy'
closed_at = <Date 2015-05-23.22:31:03.348>
created_at = <Date 2014-07-11.19:56:08.027>
labels = ['expert-IDLE', 'type-feature']
title = "Add What's New for Idle."
updated_at = <Date 2015-05-23.22:31:03.347>
user = 'https://github.com/terryjreedy'

activity = <Date 2015-05-23.22:31:03.347>
actor = 'terry.reedy'
assignee = 'terry.reedy'
closed = True
closed_date = <Date 2015-05-23.22:31:03.348>
closer = 'terry.reedy'
components = ['IDLE']
creation = <Date 2014-07-11.19:56:08.027>
creator = 'terry.reedy'
dependencies = []
files = []
hgrepos = []
issue_num = 21961
keywords = []
message_count = 6.0
messages = ['222785', '222835', '222876', '222895', '222908', '243952']
nosy_count = 4.0
nosy_names = ['terry.reedy', 'ncoghlan', 'ned.deily', 'serhiy.storchaka']
pr_nums = []
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue21961'
versions = ['Python 2.7', 'Python 3.4', 'Python 3.5']