Mockup for all corrections page
List of solutions for teacher assignment (WiP)
Fixed assignment status translation on CorrectionsHelper
Fixed translation for 'view_solutions'
Assign solution correction to myself (WiP)
Styling for 'assign to me' button
Fixed unique index for Correction
Added teacher to AssignmentStatus
Update status after assigning to me
Fixed failing tests
Merge pull request #13 from fiuba/assign_correction_to_teacher

Assign correction to teacher
New factories added for testing porpouse
Several refactors. New fields test_result and test_output added to solution
Corrections feature refactored
Correction validation process adjusted to allow saving a correction
without grade
Correction controller updated for it to suit ruling convention for urls
Correction interfaces updated
1.- Link to assignment file set accordingly
2.- Help message dropped from correction form
Test fixed after rebasing against develop branch
Correction controller index resouces moved to all_index for us to avoid
conflicts
Merge branch 'teacher_ranks_a_solution' of https://github.com/fiuba/alfred into teacher_ranks_a_solution

Conflicts:
	app/controllers/corrections.rb
	app/helpers/corrections_helper.rb
	app/locale/es.yml
	models/correction.rb
	spec/app/controllers/corrections_controller_spec.rb