updated pom.xml to use latest release of n-cube, 3.1.1
updated pom.xml to use latest release of n-cube, 3.1.1

jsnyder4/n-cube-editor,jdereg/n-cube-editor,kpartlow/n-cube-editor,bheekin/n-cube-editor,jdereg/n-cube-editor,tympollack/n-cube-editor,kpartlow/n-cube-editor,bheekin/n-cube-editor,jdereg/n-cube-editor,jsnyder4/n-cube-editor,tympollack/n-cube-editor