Update bills.lang

Ligne 252 : Changement grammatical
- de "Paiements issue de l'acompte"
- en "Paiement issu de l'acompte"
Merge pull request #1821 from astebert/patch-1

Update bills.lang
Avoid missing class error for fetch_thirdparty method
Not need to test if class exists with require_once
Fix: wrong function name
Add function dolEscapeXML
Merge branch '3.5' of git@github.com:Dolibarr/dolibarr.git into 3.5
Revert "Add function dolEscapeXML"

This reverts commit 756b1d31ad24a7908a875e180ebc7a759ef31311.
 Avoid missing class error for fetch_thirdparty method
Merge pull request #1973 from jfefe/patch-6

 Avoid missing class error for fetch_thirdparty method
Update changelog
GPLv3
Fix : actioncomme report was not filtering by entity...
Fix: Chars - is no more allowed into value for code for extra fields.
Fix: Infinite loop
Fix: Infinite loop
fix bug on thm
Merge pull request #2003 from atm-alexis/3.6

fix bug on thm
Merge pull request #1993 from aspangaro/3.6-patch

GPLv3
Merge pull request #1995 from atm-maxime/3.4

Fix : actioncomme report was not filtering by entity...