[gnome-builder] (12 commits) Non-fast-forward update to branch wip/chergert/configview

[Christian Hergert <chergert src gnome org>]

The branch 'wip/chergert/configview' 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:

  0e85ef1... config: add new IdeConfigViewAddin and associated plumbing
  412e062... buildui: start on plugin for builtin build config

Commits added to the branch:

  f930d71... ide-task: fix documentation typo (*)
  8792680... menus: add some accels to gear-menu (*)
  6530353... menus: synchronize window menu between greeter and workbenc (*)
  a895ece... meson-templates: Remove unecessary meson options (*)
  12fb78b... build: remove autotools-templates plugin (*)
  6935d51... Update POTFILES.in (*)
  8636bd5... menus: more menu tweaks for 3.30 initiative (*)
  c9f39d7... valgrind: fix null check of pipeline (*)
  f5e4a7c... meson-templates: add PACKAGE_VERSION to config.h (*)
  c9f11c1... meson-templates: add command-line templates for C and Vala (*)
  e7ce926... config: add new IdeConfigViewAddin and associated plumbing
  f5ae639... buildui: start on plugin for builtin build config

(*) This commit already existed in another branch; no separate mail sent