'debug' messages very hard to read when resubmitting

[thepurpleblob]

When resubmitting submissions in an error condition through the debug page the resulting messages are very hard to read. They might well contain something interesting :)

Here's a real example of submitting some in 'Error' status...

URKUND fileid:46333 assignment found URKUND fileid:46333 Check component:assignsubmission_file Filearea:submission_files Submission286708 URKUND fileid:46333 check fileid:5949470 URKUND fileid:46333 Check component:assignsubmission_onlinetext Filearea:submissions_onlinetext Submission286708 URKUND fileid:46333 no files found with this record URKUND fileid:46350 assignment found URKUND fileid:46350 Check component:assignsubmission_file Filearea:submission_files Submission295009 URKUND fileid:46350 check fileid:5941016 URKUND fileid:46350 found fileid:5941016 URKUND fileid:46350 sending to URKUND URKUND fileid:46350 returned status: 202 URKUND fileid:46351 assignment found URKUND fileid:46351 Check component:assignsubmission_file Filearea:submission_files Submission291815 URKUND fileid:46351 check fileid:5844565 URKUND fileid:46351 check fileid:5941029 URKUND fileid:46351 found fileid:5941029 URKUND fileid:46351 sending to URKUND URKUND fileid:46351 returned status: 202 URKUND fileid:46352 assignment found URKUND fileid:46352 Check component:assignsubmission_file Filearea:submission_files Submission211441 URKUND fileid:46352 check fileid:5941460 URKUND fileid:46352 found fileid:5941460 URKUND fileid:46352 sending to URKUND URKUND fileid:46352 returned status: 202 URKUND fileid:46353 assignment found URKUND fileid:46353 Check component:assignsubmission_file Filearea:submission_files Submission290679 URKUND fileid:46353 check fileid:5941492 URKUND fileid:46353 found fileid:5941492 URKUND fileid:46353 sending to URKUND URKUND fileid:46353 returned status: 202 URKUND fileid:46354 assignment found URKUND fileid:46354 Check component:assignsubmission_file Filearea:submission_files Submission297640 URKUND fileid:46354 check fileid:5941524 URKUND fileid:46354 found fileid:5941524 URKUND fileid:46354 sending to URKUND URKUND fileid:46354 returned status: 202