[gjs] (4 commits) Non-fast-forward update to branch wip/gcampax/679688-make-gc-much-more-aggressive

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

The branch 'wip/gcampax/679688-make-gc-much-more-aggressive' 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:

  a89b701... object: don't use toggle references unless necessary
  6116ee0... object: properly disassociate wrappers

Commits added to the branch:

  e9c0a13... docs: fix the link to the coverage report (*)
  6357e4c... Merge branch 'tweaks' into 'master' (*)
  fe37219... object: don't use toggle references unless necessary
  eee20ed... object: properly disassociate wrappers

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