PIVOT-912: Fix build errors cause by duplicate JSObject classes in both
jfxrt.jar and plugin.jar.  In our case we don't need Java FX, so we can
safely eliminate that .jar file from our compile classpath.


git-svn-id: https://svn.apache.org/repos/asf/pivot/trunk@1510821 13f79535-47bb-0310-9956-ffa450edef68