[devhelp] (6 commits) Non-fast-forward update to branch wip/swilmet/misc-improvements

[Sébastien Wilmet <swilmet src gnome org>]

The branch 'wip/swilmet/misc-improvements' 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:

  7d4baaf... book-tree: disable type ahead search
  732e2bc... keyword-model: don't loop to get a non-zero stamp
  ec175df... keyword-model: improve the GtkTreeModel interface implemena
  58e931e... keyword-model: typedef for the DhKeywordGlobPattern struct
  5946ddd... keyword-model: improve implementation of process_search_str
  9d4c1e0... keyword-model: clarify code of dh_keyword_model_filter()

Commits added to the branch:

  56c7492... keyword-model: don't loop to get a non-zero stamp
  e7d2bf3... keyword-model: improve the GtkTreeModel interface implement
  e0d8cd4... keyword-model: typedef for the DhKeywordGlobPattern struct
  de090de... keyword-model: improve implementation of process_search_str
  d4bfe51... keyword-model: clarify code of dh_keyword_model_filter()
  72d5d15... book-tree: disable type ahead search