[devhelp] (21 commits) Non-fast-forward update to branch wip/swilmet/maintenance

[Sébastien Wilmet <swilmet src gnome org>]

The branch 'wip/swilmet/maintenance' 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:

  f05f737... autogen: don't define PKG_NAME (deprecated)
  12c59f0... Fix uk.po file permissions
  fe210df... Update README
  beb3633... build: remove duplicates in EXTRA_DIST
  7f6726d... build: src/Makefile.am clean-up
  47bd2b6... app: don't use gtk_application_add_accelerator() (deprecate
  3e8ce85... window: don't use gtk_misc_set_alignment() (deprecated)
  fd3eb84... window: remove dead code with GtkMisc
  15cdcc3... Fix code indentation, replace tabs by 8 spaces
  3430e7f... Use webkit_navigation_policy_decision_get_navigation_action
  0c87a60... Include first the corresponding header in each .c file
  0c566db... build: DISABLE_SINGLE_INCLUDES is not used anymore in GLib 
  a7701f3... book: spring clean-up
  c4205d6... book: clear object in dispose()
  ed8d928... book: fix bugs with the timeout
  ef28534... book: more robust comparison functions
  8036e2e... book-manager: spring clean-up
  dd4d1d6... book-manager: unref objects in dispose()
  8523fd6... book-manager: avoid O(N^2) time complexities

Commits added to the branch:

  58ad0bf... Updated Occitan translation (*)
  9936a33... autogen: don't define PKG_NAME (deprecated)
  9488c45... Fix uk.po file permissions
  8289cad... Update README
  de72e6e... build: remove duplicates in EXTRA_DIST
  010931c... build: src/Makefile.am clean-up
  64091df... app: don't use gtk_application_add_accelerator() (deprecate
  2f893c8... window: don't use gtk_misc_set_alignment() (deprecated)
  cb2529c... window: remove dead code with GtkMisc
  42dd197... Fix code indentation, replace tabs by 8 spaces
  6885dc0... Use webkit_navigation_policy_decision_get_navigation_action
  1c62ffd... Include first the corresponding header in each .c file
  e30e15e... build: DISABLE_SINGLE_INCLUDES is not used anymore in GLib 
  4ded29d... book: spring clean-up
  3439f3a... book: clear object in dispose()
  193634b... book: fix bugs with the timeout
  4633e6b... book: more robust comparison functions
  874b506... book-manager: spring clean-up
  e679bde... book-manager: unref objects in dispose()
  ebd200b... book-manager: avoid O(N^2) time complexities
  ad4ff12... add fixme comment

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