[gnome-builder] (15 commits) Non-fast-forward update to branch wip/chergert/grep

[Christian Hergert <chergert src gnome org>]

The branch 'wip/chergert/grep' 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:

  d10efc3... grep: start on grep search model for find in project
  c864f3c... grep: add toggle all/none support and per-item toggles
  141b042... grep: allow closing the dialog
  778c92f... grep: skip past empty text
  6abcffc... grep: wire up hooks to create edit points
  e03c3dd... grep: add helper to get line info
  1fb9b2a... grep: refactor our usage of line parsed data
  3ba0f11... grep: work on applying changes to buffer
  140b079... grep: use utf-8 indexes for columns of matches
  a565038... grep: fix handling of utf-8 multi-width offsets
  2aec7d3... grep: add spinner while we are editing files
  b12f408... project-tree: add action to extend project-tree

Commits added to the branch:

  9a88c7e... glade: fix an unitialized return value (*)
  b9102bf... project-tree: allow plugins to extend the project tree
  d225d53... grep: start on grep search model for find in project
  88828b7... grep: add toggle all/none support and per-item toggles
  59fee2a... grep: allow closing the dialog
  1d39d38... grep: skip past empty text
  4ca8845... grep: wire up hooks to create edit points
  9b47c49... grep: add helper to get line info
  dd17924... grep: refactor our usage of line parsed data
  a450d4a... grep: work on applying changes to buffer
  8d90031... grep: use utf-8 indexes for columns of matches
  7b46970... grep: fix handling of utf-8 multi-width offsets
  9a39a8d... grep: add spinner while we are editing files
  67bf0bc... project-tree: add action to extend project-tree
  57ca54d... grep: popover searching bits

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