[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:

  aada640... util: Simplify code
  594d29c... wizard-source: Group the sources into local files, and ever
  ecb8a5d... wizard-source: Separate the groups of sources using heading
  ffabcab... wizard-source: Move the file selection button next to the h
  9f8bfd1... wizard-source: Align each page separately, instead of the w
  665d9de... wizard: Let the WizardSource expand if it wants to
  5aa9c02... wizard, wizard-source: Don't align & margin WizardSource
  2f59cc4... downloader, wizard: Support a custom filename for downloade
  ae5dae5... wizard: Allow a custom filename when sanity-checking downlo
  cda7923... wizard: Wire the custom filename to the URI validator
  416db0b... wizard: Wire the custom filename to the downloader
  fe65408... build: Require webkitgtk+ and json-glib
  0c9683c... configure: Require gtk+ >= 3.22.20
  8e2ba8e... wizard-source: Add a WebView with progress indication
  17cb6c5... wizard: Rename a method
  554e38b... wizard, wizard-source: Support gratis RHEL boxes