Fixing case of empty edit summaries
Fixing case of empty edit summaries

In the case of empty edit summaries, don't construct an empty div

Change-Id: Ibd2adb19fb7222d21807bfb24b576da7098e8165

wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo