Merge pull request #770 from FHenry/develop

Fix Cron module date et [ task #710 ] Envoi de mail
Use combo list for revenue stamp
Save example
Merge branch 'develop' of git@github.com:Dolibarr/dolibarr.git into develop
New: SeparatorThousand and SeparatorDecimal accepts ' chars.
Fix: Option to hide if no permission instead of grey was broken.
fix : trad error
display enhancement and standardize
Add missing icon
Fix: Missing lang
Add hidden option to setup font size of information.
Fix: creation of user
Fix: Better line position of information
New: Another method to allow style tags into email.
Preivous one was using encoding, but this create data to not be stored
correctly into database. Old method is still available by adding
'_encoded' at end of toolbar name.
Update define key examples
New: Add substitutions keys in view
Add dump for 3.4
Fix: Security does not need special case
Fix: upgrade jQuery datatables with 1.9.4 for avoid problems
Fix: upgrade all files