[wp-trac] [WordPress Trac] #37799: Add progress indicator to "Upgrade Network" page

[WordPress Trac]

#37799: Add progress indicator to "Upgrade Network" page
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 Reporter:  johnjamesjacoby                      |       Owner:
     Type:  enhancement                          |      Status:  new
 Priority:  normal                               |   Milestone:  Awaiting
Component:  Networks and Sites                   |  Review
 Severity:  normal                               |     Version:
 Keywords:  2nd-opinion good-first-bug needs-    |  Resolution:
  screenshots                                    |     Focuses:  multisite
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Comment (by SergeyBiryukov):

 Previously: #11869, #18292.

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Ticket URL: <https://core.trac.wordpress.org/ticket/37799#comment:1>
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