moved generic map controls into global JS file
moved generic map controls into global JS file

NYPL/nypl-warper,nypl-spacetime/nypl-warper,nypl-spacetime/nypl-warper,nypl-spacetime/nypl-warper,nypl-spacetime/nypl-warper,NYPL/nypl-warper,NYPL/nypl-warper,NYPL/nypl-warper