Support for custom Hazelcast serializers in the axis2.xml's clustering section
Merge branch 'release-4.3.0' of https://github.com/wso2/carbon4-kernel into release-4.3.0
Merge branch 'release-4.3.0' of https://github.com/afkham-azeez/carbon4-kernel into afkham-azeez-release-4.3.0
Merge branch 'afkham-azeez-release-4.3.0' into release-4.3.0
Fixed code formatting issues