JBIDE-15142 Add about.html and licenses to the o.j.t.vpe.cordovasim and o.j.t.vpe.cordovasim.ripple plugins
JBIDE-15120 BrowserSim does not launch on Java 6 32-bit JVM Mac OS X

- added a check for Java 6 on 32-bit Mac OS X (beause Java 7 supports 64-bit only)