NXP-14230/NXP-14227: disable seam multipart filter, not used and interfering with ajax multipart requests
NXP-14230: make sure view-scoped value holder bean is serializable
NXP-13806: remove unused seam expression factory
NXP-15365: fix inverted resourecs and strylesheets renderers logics, resulting in loss of cache for resources
NXP-15365: make sure resources tags added by theme are inside the page body element