Add and update bower dependencies:

 + Juicy/juicy-tiles-setup-sync@671edf6080

 ^ Juicy/juicy-tile-editor@5c597eb33d
 ^ Juicy/juicy-tile-list@237511b36f
 ^ Polymer/core-localstorage@0.4.1
Update `<launcher-[root-]partial>` to use `<juicy-tile-setup-sync>`, so we could use tiles conf from server-side