implemented structure serializer
added serializer to config
extracted strucutre serializer interface
changed caching method to filesystem for preview
removed temp node
removed temp node from init and config
removed temp node from sulu node_helper
removed temp parameter
added changelog and upgrade
removed container from property and instantiate it in the get content data method
fixed content-bundle tests
fixed media bundle tests
fixed code style
fxed code style
fixed config service names
fixed testcase
changed to use jms-serializer
implemented property serializer handler
fixed testcases
init block-property serialization