[gnome-builder] (21 commits) Non-fast-forward update to branch wip/chergert/326redesign

[Christian Hergert <chergert src gnome org>]

The branch 'wip/chergert/326redesign' 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:

  c4bc12a... import recent panel-gtk updates
  b9e2cf6... pnl: ensure group is always initialized via goto
  a1c4460... pnl: allow NULL parameters for boolean child properties
  c2cd8e6... layout: don't override the css name for the panel
  d4e7389... layout: drop use of custom css element name

Commits added to the branch:

  057b619... Multiple Cursor support in editor (*)
  1043a51... todo: be more defensive after destruction (*)
  6bca53a... buildui: Keep scroll at end of buffer (*)
  fbacd1b... buildlog: hide insertion cursor (*)
  dbc8274... cursor: always initialize to NULL (*)
  fbc5975... build: add ide-cursor.[ch] to meson.build (*)
  2adbf56... buildmanager: synthesize build failure when invaliding pipe (*)
  891a575... build: move llvm-config to the top (*)
  903498b... build: allow building with llvm 4.0 and svn trunk (*)
  4319ce5... meson-build: fix the libclang check (*)
  297054a... meson-build: Add builder-dist target (*)
  3ce79fb... layoutgrid: only update focus from descendants (*)
  07a5c74... meson: sync version number with autotools (*)
  556c51b... flatpak: handle application addin not yet loaded (*)
  1b817fd... meson: include -std from GCC/Clang options (*)
  f5f8345... import recent panel-gtk updates
  d7c9f0b... pnl: ensure group is always initialized via goto
  3f03586... pnl: allow NULL parameters for boolean child properties
  f93bd8d... layout: don't override the css name for the panel
  6c382c8... layout: drop use of custom css element name
  4d788ec... layout: show pinned button for panels

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