Merge pull request #11 from adurieux/master

feature(mailing list) : move to popover.
fix(controller-main): fix the http get fallback
Merge pull request #12 from perrinood/fix-controller-main-mailinglist-fallback

fix(controller-main): fix the http get fallback
feat(download): add form to download files
fix(download): fix custom message
Merge pull request #13 from perrinood/fix-download-modal

Fix download modal
refactor(project) : migrate to tree structure.
feature(service) : added pages.
refactor(project) : rebase.
fix(reps) : updated reps.