[glibmm] (47 commits) Non-fast-forward update to branch wip/dboles/ustring-sprintf

[Daniel Boles <dboles src gnome org>]

The branch 'wip/dboles/ustring-sprintf' 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:

  a15c94e... ustring: Add sprintf(), wrapping g_strdup_printf()

Commits added to the branch:

  563913e... fileutils|IOChannel: Don’t use @retval on out args (*)
  14cecb7... Merge branch 'wip/dboles/retval-to-param-out-master' into ' (*)
  d35f936... stringutils: Don't use @retval here either (*)
  a3c7b56... tools/gen_scripts: Update for non-source-dir builds (*)
  8967786... tools/gen_scripts: Update for non-source-dir builds of glib (*)
  4bf358d... glibmmconfig.h.in: Remove unused configuration constants (*)
  6e166f0... gmmproc: _WRAP_ENUM and _WRAP_GERROR: Add gtype_func parame (*)
  2b2bec8... Gio: Remove NO_GTYPE from some _WRAP_ENUMs (*)
  e2ff561... Use {} for function arguments initialisation (*)
  5bd3350... Merge branch 'func-arg-init' into 'master' (*)
  50d9207... gmmproc: _WRAP_SIGNAL: Use {} for the default value of deta (*)
  bc07991... Gio::SocketAddress: Fix property_family() (*)
  73e7da4... Glib: Add some Glib::Value<> specializations (*)
  1078af3... Glib::Value: Remove obsolete create_param_spec() overload (*)
  363b316... Add few installation instructions (*)
  9d894e3... Glib::Value: Add ValueBase_Variant (*)
  96a997b... Merge branch 'installation-instructions' into 'master' (*)
  ee64cd3... Gio::AsyncResult: Explain why wrap() is not used in get_sou (*)
  51f7915... Gio::ThemedIcon: Add create(const std::vector<Glib::ustring (*)
  ce5bd47... Glib::Value: Add Value<std::vector<string>> specializations (*)
  a730cf4... Gio::TlsClientConnection: Remove property_accepted_cas() (*)
  d710909... Gio::UnixSocketAddress: ByteArray is in namespace Glib, not (*)
  be00e91... gmmproc: Add _IS_REFCOUNTED_BOXEDTYPE (*)
  bae8d17... Glib, Gio: Use _IS_REFCOUNTED_BOXEDTYPE where appropriate (*)
  203063d... gmmproc: _WRAP_PROPERTY: Check the data type (*)
  0cd5173... Glib::KeyFile: Make it a _CLASS_OPAQUE_REFCOUNTED (*)
  840318e... generate_wrap_init.pl.in: Don't exclude any Gtk classes (*)
  51a5e47... Glib, Gio: Regenerate .defs and docs.xml files (*)
  7d9d86f... Glib: Add some API (DateTime::get_timezone() etc.) (*)
  78101fa... Gio: Add some API (AppInfo::launch_uris_async() etc.) (*)
  c095eea... Put _WRAP_VFUNC in protected sections (*)
  9eb59b4... Change the ABI to glibmm-2.62 (*)
  5692727... 2.61.1 (*)
  58ff0d8... NEWS: Add requirement glib-2.0 >= 2.59.2 (*)
  9f57984... giomm.h: Add missing #include directives (*)
  0e8e956... Doxyfile.in: Remove unused configuration constants (*)
  490de74... Fix memory leak in Glib::ustring::make_valid() (*)
  5d634e3... Use convert_return_gchar_ptr_to_*() in a couple of ustring  (*)
  d2a0284... Merge branch 'plug_ustring_make_valid_leak' into 'master' (*)
  c665e04... Fix callback races in glibmm when source is destructed (*)
  bc43d35... Glib::Checksum, Datetime, TimeZone: _CLASS_BOXEDTYPE (*)
  281ebe7... Glib::Checksum, DateTime, TimeZone: Add #include <glibmm/va (*)
  682a91f... gmmproc: Don't assume that enumerators can't contain lowerc (*)
  49707a2... Property: Clarify “manipulate” → read and/or write (*)
  bfe785f... Property: Getting Proxy from ReadOnly is const too (*)
  199a6aa... Property: Add const get_proxy() returning ReadOnly (*)
  4a67b2e... ustring: Add sprintf(), wrapping g_strdup_printf()

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