* configure email validation mode to fix deprecation message
* allow to use non brand icon in saml provider
* new method getCalculatedDuration()
* getRawData() by id
* only stop entries if new one is running
* fix validator tampering with timesheet duration
* fix allow setting null as customer
* bump packages
* use SAML interface instead of implementation
* moved implementation of SAML configs to system-configuration base class
* bump composer packages
* simplify configuration for different env
