[libsoup] (12 commits) Non-fast-forward update to branch wip/nacho/soup-extern

[Paolo Borelli <pborelli src gnome org>]

The branch 'wip/nacho/soup-extern' 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:

  9e41c80... Provide a _SOUP_EXTERN so we ensure the methods get externa
  ad7bbb5... Mark externalized methods with SOUP_AVAILABLE_IN_2_4
  2e60f1a... Properly handle the visibility of the methods
  77be997... Declare a SOUP_VAR to externalize variables
  39d94df... websocket-test: remove useless include
  98130ae... Fix some conversion warnings
  ad064cd... Do not mark private method as available
  e1d4d69... Mark soup_message_io_cleanup as available

Commits added to the branch:

  3854da0... Fix some signed/unsigned missmatch warnings (*)
  cd43855... websocket-test: remove useless include (*)
  7e4e2c0... Do not mark private method as available (*)
  d28b6f3... Avoid the need of gtk-doc if anyway we do not want it (*)
  df630bd... Fix some conversion warnings
  026e87b... Mark old session-(async|sync) methods as deprecated
  8267c24... Use the proper glib version macros
  21b7971... Provide a _SOUP_EXTERN so we ensure the methods get externa
  c97e346... Declare a SOUP_VAR to externalize variables
  904eec3... Mark all remaining methods with SOUP_AVAILABLE_IN_2_4
  22e2018... Properly handle the visibility of the methods
  6a05875... Mark soup_message_io_cleanup as extern

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