Merge branch 'develop' of git@github.com:Dolibarr/dolibarr.git into develop

ChangeLog

htdocs/admin/syslog.php

htdocs/core/class/commonobject.class.php

htdocs/core/lib/functions.lib.php

...re/modules/commande/doc/doc_generic_order_odt.modules.php

...e/modules/facture/doc/doc_generic_invoice_odt.modules.php

.../modules/propale/doc/doc_generic_proposal_odt.modules.php

htdocs/core/modules/syslog/logHandler.php

htdocs/core/modules/syslog/logHandlerInterface.php

htdocs/core/modules/syslog/mod_syslog_chromephp.php

htdocs/core/modules/syslog/mod_syslog_file.php

htdocs/core/modules/syslog/mod_syslog_firephp.php

htdocs/core/modules/syslog/mod_syslog_syslog.php