[WIP] Scrollbars...
Removed old smileys
Graphic update of banner
[travis] Added JSHint tests
[travis] Test with JSHint
Fixed JSHint warnings
[tests] + Quotations

Fixed a bug for multiple deletion in a session.
[tests] Changed name convention
Incorrectly named directories
[tests] Quotations: + empty case
Merge remote branch 'origin/drogue-design' into guimier-scrollbar
Removed scrollbar from Morrigan
Morrigan: remove <div>

Inserted by Chrome in multiple lines situations.
Forbade empty messages
Merge branch 'guimier-scrollbar'
Add a prefix for $_SESSION & localStorage access
Forgotten message
Merge remote branch 'origin/teyssier-fichiers' into guimier

Conflicts:
	tests/ExclusionsCommand/ExclusionsCommand_Test.php
Fixed JSHint warning