[gnome-shell] (6 commits) Non-fast-forward update to branch wip/raresv/uiTweaks

[Rares Visalom <raresvisalom src gnome org>]

The branch 'wip/raresv/uiTweaks' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  f738e6d... search.js: Make the results take more horizontal space
  eb267c6... search.js: Refactor providerIcon into providerInfo
  1009c1f... search.js: Tweak the sizes of search results icons
  294c5c1... gnome-shell.css: Make separator gradient more obvious

Commits added to the branch:

  8ca336e... search.js: Make the results take more horizontal space
  29ddcdc... search.js: Refactor providerIcon into providerInfo
  0e47db7... search.js: Tweak the sizes of search results icons
  31079f3... search.js: Replace the gradient separator with a simple lin
  f406b81... gnome-shell.css: Use standard font size for the search-resu
  cec395b... gnome-shell.css: Make search result description semitranspa