[gnome-boxes] (16 commits) Created branch wip/rishi/rhel

[Debarshi Ray <debarshir src gnome org>]

The branch 'wip/rishi/rhel' was created.

Summary of new commits:

  019c002... util: Simplify code
  7509c62... wizard-source: Group the sources into local files, and ever
  777c9c0... wizard-source: Separate the groups of sources using heading
  037d83a... wizard-source: Move the file selection button next to the h
  0791b6e... wizard-source: Align each page separately, instead of the w
  1201489... wizard: Let the WizardSource expand if it wants to
  08ec5c5... wizard, wizard-source: Don't align & margin WizardSource
  1af4408... downloader, wizard: Support a custom filename for downloade
  19bb4dd... wizard: Allow a custom filename when sanity-checking downlo
  3ce6b0e... wizard: Wire the custom filename to the URI validator
  db1aa2f... wizard: Wire the custom filename to the downloader
  5758fd0... configure: Require json-glib and webkitgtk+
  9c7c9f2... configure: Require gtk+ >= 3.22.20
  22ad91c... wizard-source: Add a WebView with progress indication
  3ed95ff... wizard: Rename a method
  baba528... wizard, wizard-source: Support gratis RHEL boxes