The .classpath file defines the paths to .class and .jar files
that can be loaded and used by transformation graphs.
The following configuration is reported as warning.
References to nearby projects (configured in → under Java Build Path).
Usage of non-standard classpath containers ( → under → ).
Usage of classpath variables ( → under → )
Usage of non-standard output folder.
The trans is only accepted value.
If classpath in a remote project contains reference to other sandbox, warning on project level is displayed.