Implement list_all action for message console

--HG--
branch : algo
extra : source : 989b502dc7bda61404b8b9625d7b50f77c80049e
Update rails version to '3.2.19' to compensate with issue stated by nattee on pull request #4 of cafe-grader-judge-scripts, add view of list_all action

--HG--
branch : algo
extra : source : 013c7362bc57e8184b5751800347f291eb5f5596
add jquery to manage problem, now we can select a range of problem

--HG--
branch : algo
rename : app/assets/javascripts/new.js => app/assets/javascripts/local_jquery.js