minor package upgrades

upgraded aldeed:autoform to 4.0.2
upgraded zimme:iron-router-active to 1.0.1
upgraded ian:accounts-ui-bootstrap-3 to 1.1.21
use publish-composite for publishing songs
only publish playlists that are displayed
publish (private) playlists with Meteor.publish instead of a method
publish loved songs with Meteor.publish instead of a method
fixed newest sorting
minor package upgrades

upgraded iron:location to 1.0.2
upgraded reywood:publish-composite to 1.3.5
upgraded iron:dynamic-template to 1.0.2
upgraded iron:router to 1.0.2
upgraded iron:layout to 1.0.2
upgraded iron:middleware-stack to 1.0.2
upgraded iron:url to 1.0.2
upgraded iron:controller to 1.0.2
upgraded iron:core to 1.0.2
disconnected search bar component from the playlist view