* Add logo to UNG Mail
* Add Form to compose a new email
* Refactor code to display in listbox the hour instead of the date when the email was created in current day
* Add javascript file to UNG Mail

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@43240 20353a03-c40f-0410-a6d1-a30d3c3de9de