Update the SBSv2 filtering pref options from the Raptor alias query (union of all available build configs from Raptor).
Update the display message for a broken config only in the tree viewer and not in the display name itself (in case user create a config any ways)
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" path="src"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
<classpathentry kind="output" path="bin"/>
</classpath>