[gnome-games] (20 commits) ...retro-runner: Remove blank line

[Alexander Mikhaylenko <alexm src gnome org>]

Summary of changes:

  fe06456... retro-runner: Split resetting out of load_extra_savestate_m (*)
  bb221fb... retro-runner: Call reset_metadata() before initializing tmp (*)
  983f06a... nintendo-ds: Chain up in metadata functions (*)
  165fda3... retro-runner: Throw errors from metadata functions (*)
  f889762... retro-runner: Init media number in reset_metadata() (*)
  c67d1fb... savestate: Automatically load and save extra metadata (*)
  fe27f2b... nintendo-ds-savestate: Chain up in metadata functions (*)
  4c88a2f... savestate: Make is_automatic a property (*)
  eff56f0... savestate: Make name a property (*)
  c4d060f... savestate: Make creation date a property (*)
  ed17fb8... savestate: Save platform in save_metadata() (*)
  1bafb7a... savestate: Save core in save_metadata() (*)
  4a1a869... savestate: Make screenshot aspect ratio a property (*)
  eeaa0cb... savestate: Erase name when setting is_automatic (*)
  3a817c6... savestate: Inline get_metadata() (*)
  d706545... savestate: Write metadata manually (*)
  6f84393... savestate: Use properties for populating metadata (*)
  4b01f68... savestate: Remove trailing line (*)
  320e17f... savestate: Make core property construct-only (*)
  b53cc40... retro-runner: Remove blank line (*)

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