[release-notes/gnome-3-30] (21 commits) ...Merge branch 'gnome-3-30' into 'gnome-3-30'

[Link Dupont <link src gnome org>]

Summary of changes:

  066deb5... Begin 3.30 notes
  44a6041... Update notes
  9d63dfa... More adjustments to main release notes
  2ceda66... Move sections into more
  face61a... Replace <pre> with <cmd>
  dc80d95... Initial developer notes
  20f3f2b... One more pass over index
  d3d2831... Remove old images and reset i18n.page
  77849b3... Finish up developer
  10b7232... Add late-breaking item about Disk reading VeraCrypt-encrypt
  503f074... Get my facts straight about Thunderbolt
  b65c03c... Rewrite Screen Sharing indicator section
  e82c4e2... Rewrite Flatpak Automatic Updates
  c906a2e... Rewrite Web Content Reader section
  954aac7... Rewrite Boxes section
  76b4e2d... Rewrite Games section
  28919b3... Add "Meet Podcasts" section
  eaadc01... Rewrite "And That's Not All" section
  0f66a5c... Convert <cmd> to <code> tags
  28d75e5... Rewrite Flatpak section
  0e0d2e0... Merge branch 'gnome-3-30' into 'gnome-3-30'