[gupnp] (11 commits) Non-fast-forward update to branch wip/phako/reusable-service-action

[Jens Georg <jensgeorg src gnome org>]

The branch 'wip/phako/reusable-service-action' 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:

  c615161... ServiceProxyAction: Change serialization
  1a4eeca... ServiceProxy: Change queueing of ProxyAction
  5ca58de... ServiceProxy: Prevent possible null pointer deref
  4fc97f8... ServiceProxy: Do not leak cancellable in sync call
  eeb419f... ServiceProxy: Set action->error for legacy calls
  3184a89... ServiceProxyAction: Clear old message
  d04314b... ServiceProxyAction: Add method to set parameters
  855e431... fixup! ServiceProxy: Set action->error for legacy calls
  d774311... doc: An <-> a where applicable
  69b4774... service: Name GTasks

Commits added to the branch:

  6eba07b... Fix build with hardened security flags (*)
  bc9d6ec... ServiceProxyAction: Change serialization
  88d80de... ServiceProxy: Change queueing of ProxyAction
  91dcb07... ServiceProxy: Prevent possible null pointer deref
  2f5bb9e... ServiceProxy: Do not leak cancellable in sync call
  ff7183c... ServiceProxy: Set action->error for legacy calls
  3c009f0... ServiceProxyAction: Clear old message
  817e9ee... ServiceProxyAction: Add method to set parameters
  0473ece... fixup! ServiceProxy: Set action->error for legacy calls
  86be2f0... doc: An <-> a where applicable
  8f928df... service: Name GTasks

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