Merge pull request #557 from MrConcept/notifications

XP Changes, Better Notifications and Fixes!
pass model by reference to scoring functions
performance boost - only re-establish popover / tooltips on saving task
fix default dailies repeat schema
custom dayStart
fix double-alerts bug
purchase tokens accessControl bug fix
update to chest favicon
remove ical link from new API. shouldn't even be in old API, really -
it's just a link... don't know why I did that. but alas, people
already have subscriptions on that link so if it aint broke
redirect deprecated task-scoring to new API, some cleanup to score function to use switz auth
onlies now reset their value every day