#1966 - "Fix your Gallery" shows 60/59 items completed.
- Fixed counter in gallery_task::fix that was often one too many.

For FIX_STATE_RUN_MISSING_ACCESS_CACHES, changed this:
$stack = explode(" ", $task->get("stack"));
To this:
$stack = array_filter(explode(" ", $task->get("stack")));
Merge pull request #104 from shadlaws/fix_1966

#1966 - "Fix your Gallery" shows 60/59 items completed.