Merge branch 'release/2.0.3'
updated position of plugin's filtermap in web.xml using webxmlconfig
updated dependencies to include kryo serializer in project
updated cookiesessionrepository to use either java or kryo serializers
updated documentation
removed loadBefore option from plugin class
Merge branch 'feature/kryoserialization' into develop
Merge branch 'release/2.0.4'
updated documentation