Merge branch 'sandbox' into dev
Uplifts src/sandbox.py
Lets compilation.Compliation.run() return the execution's sandbox.ProcessFeedback
Merges compilation.Compilation's members stdout and stderr to a new one: log
Updates job.Submission.process() bringing ressources information
Implements model.exercise.TestResult class
Implements job.{SubmissionStudent,SubmissionProf} classes
Prevents job.SubmissionStudent from leaking standart outputs
Lets greedy to recover the sandbox if nothing else to do
Many changes to integrate the new submissions (and resource usage data, etc.)
exercises' list presentation
beginning of sign page
update sign page. Missing checks
Implements member sandbox.ProcessFeedback.report containing a flag list
Implements sandbox.Sandbox's max_duration limit