When freemarker cannot parse and encounters an error, the output text is not available

[allen-ziegenfus]

fmpp returns useful output text in case of errors that is not being passed on by this plugin. could we maybe change this to add the output to the error object? In the error object currently we just have the information that the command failed.

error: Error: Command failed: /bin/sh -c blah blah
html: null
output:>>> ABORTED! <<<

The cause of aborting was:
FreeMarker template error: The following has evaluated to null or missing:
==> joe [in template "symposium-css.ftl" at line 2, column 3]