Avoid missing class error for fetch_thirdparty method
Not need to test if class exists with require_once
Fix problem on task creation with chrome for french browser.
Fix display user signature when WYSIWYG is enabled
Merge pull request #2017 from FHenry/3.6

Fix problem on task creation with chrome for french browser.
Merge pull request #1941 from jfefe/patch-3

Avoid missing class error for fetch_thirdparty method
Merge remote-tracking branch 'origin/3.5' into 3.6
Fixed: [ bug #1570 ] Negative supplier invoices do not appear in bank
planned transactions.