[SWITCHYARD-2133] - Upgrade to EAP 6.3
SWITCHYARD-2166: custom Exception attributes not serialized
SWITCHYARD-2083 Verify functionality of SCA binding in Karaf
SWITCHYARD-1940 Include all methods in type hierarchy for Java interfaces
SWITCHYARD-2087: Verify functionality of security policy support in Karaf
SWITCHYARD-1961 Enable CamelContext configuration and statisticsLevel property
SWITCHYARD-2101 Added propFloat and propDouble to the switchyard schema

propDouble is used for camel-mqtt schema. propFloat is just an premium for future use.
SWITCHYARD-2117 Smooks transform doesn't work on karaf

Added ServiceDomain as a parameter to create Transformer. Since Smooks needs OSGi bundle to create an Smooks instance on OSGi environment, we need to pass the domain instance to the TransformFactory so it can retrieve OSGi bundle from domain property.