[FB] Fixed mark_as_read bug
[F] Added filtering for unread-only notifications, also added an owner section in activity detail
[F] Added People & Friend list, readjusted manager issues in mobile lower screen sizes, readjusted holo buttons when less than sm screen size
[F] Added name when register new user
[FB] Added Profile Picture and name to all api calls & replaced all instances
[F] Added in Owner username & name
[FB] Added owner as participant and temporary bandaid over activity transformer problem with unable to get property of non-object
[B] Adding in error message for unknown activity id GET activity/{id}