serializer

Additions:

• Support for is* and has* methods when changing the accessor policy
• Support for defining the XML namespace on the root node
• Ability to set-up your own driver via the SerializerBuilder
• Better parse error for annotated types

Fixes:

• Several documentation fixes

Misc:

• Composer constraints have been widened to allow to pick more recent versions of dependencies

• Native Support for XML Namespaces
• Ability to force type of elements in arrays when serializing
• Usage improvements for YML metadata format (shorter, less verbose for simple things)
• Allow Read-Only to be defined on class level
• Several Improvements to the documentation

This release contains mostly improvements to existing features and better compatibility for third-party libraries in particular PHPCR.