Updated CDN Exception error code on conflict

500 code should be now 409
Merge pull request #13 from Thibautg16/master

Ajout de la fonction getInterventions() et getInterventionProperties()
Merge pull request #14 from FredoVelcro/patch-2

Updated CDN Exception error code on conflict
Update CdnClient.php
Merge pull request #16 from FredoVelcro/patch-3

Update CdnClient.php
Add the new way to restore or delete public cloud archive sessions
Merge pull request #17 from claudusd/fix-pca-restore_delete

Add the new way to restore or delete public cloud archive sessions
Fix return of getPcaServices method
Merge pull request #18 from claudusd/fix-cloud_getPcaServices

Fix return of getPcaServices method
Add Telephony API
Merge pull request #20 from Vixys/master

Add Telephony API
Fix php version compatibility
Merge pull request #21 from Vixys/master

Fix php version compatibility
SMS API : Rename methods *History() in *Outgoing(). Deprecate replaced methods
Add methods for incoming SMS
Merge pull request #23 from B18S/master

SMS history
Merge pull request #1 from Toorop/master

MAJ FORK