Add flag to create dump on crash

Author: Tom-Willemsen

base/uk.ac.stfc.isis.ibex.e4.client.product/ibex.product

@@ -17,6 +17,7 @@
       <vmArgs>-Xms40m
 -Xmx512m
 -Dpython.console.encoding=UTF-8
+-XX:+CreateMinidumpOnCrash
       </vmArgs>
       <vmArgsMac>-XstartOnFirstThread -Dorg.eclipse.swt.internal.carbon.smallFonts
       </vmArgsMac>