Fix variable date property name, to be compliant with variable naming
convention (create)
Add feature to shift task date when change project start date (option)
Add project start/end date on Project->Task View

Update ChangeLog with fixes

using fckeditor

[ task #297 ] Add a installer for external modules. Init works

Prepair to display receiptdocument within a custom place and uniformize ...

Remove Eclipse Warning (Undeclare variable)

MAILING_EMAIL_UNSUBSCRIBE to be reliable on dolibarr implementation

contacts.

and also when text is HTML with br.

Conflicts:
	htdocs/core/menus/standard/eldy.lib.php