[libshumate] (7 commits) Non-fast-forward update to branch wip/mlundblad/path-layer-outlines

[Marcus Lundblad <mlundblad src gnome org>]

The branch 'wip/mlundblad/path-layer-outlines' 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:

  32d01e6... path-layer: Add ability to set outline

Commits added to the branch:

  da00c19... view: Add trackpad/touchscreen zoom support (*)
  de26fec... Use g_debug() instead of custom debug macro (*)
  7c6cd5b... file-cache: Remove shumate_file_cache_purge_on_idle (*)
  051be8f... file-cache: Make purge method async (*)
  790ffbc... file-cache: Minor cleanup (*)
  cc80ce5... file-cache: Automatically purge the cache (*)
  c0a5ffb... path-layer: Add ability to set outline

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