Tested so the earlier changes can be committed, where I had got the JRE out of the 32 bit Zulu windows JDK8 with JavaFX as instructed by Dr Bainbridge and made the self-extractring JRE out of it. So we're back to 32 bit JDK8 only for windows, and matching self-extracting JRE (which like the 64 bit self-extracting JRE on mac and linux gets moved into the JDK8, 64 bit Zulu JDK8 with JavaFX for mac/linux, 32 bit of the same for windows