Add cy.one() & cy.background().one()
Add cy.one() & cy.background().one()

soomin-maeng/cytoscape.js,rlugojr/cytoscape.js,rlugojr/cytoscape.js,soomin-maeng/cytoscape.js,KonstantinShemyak/cytoscape.js,KonstantinShemyak/cytoscape.js,cytoscape/cytoscape.js,cytoscape/cytoscape.js