delete extrafield on delete invoice
Merge branch '3.5' of https://github.com/Dolibarr/dolibarr.git into 3.5
Merge branch '3.5' of https://github.com/Dolibarr/dolibarr.git into 3.5
Fix restrictedearea bug
Fix: Agenda and Banks module were not working with multicompany module
Removed duplicate line
Even better improvement
Merge branch '3.5' of https://github.com/Dolibarr/dolibarr.git into 3.5
FIX :[bug #1309]
Keep value on validtions failure
remove debug string
Merge pull request #1502 from FHenry/3.5

 Fix restrictedearea bug & delete extrafield on delete invoice
Merge pull request #1504 from marcosgdf/multicompany-fixes

Fix: Agenda and Banks module were not working with multicompany module
Merge pull request #1508 from KreizIT/3.5

FIX :[bug #1309]
Merge pull request #1512 from atm-alexis/3.5

fix can't add line with product in supplier order
Fix: Margin tabs bad data show
Fix: When select_date is called with '' as preselected date,
automatic user date was not correctly et (We must set a date into PHP
server timezone area)
Fix: First param of select_date must always be forged with a dolibarr
date function and not time().
New: Add a page for tests.
Merge branch '3.5' of git@github.com:Dolibarr/dolibarr.git into 3.5
Look: Minor fix to not have calendar picto to glue to input
Fix: fields into group by of sql requests for module margins must be
same than fields into select.