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
NXP-14230: fix value holder bean management of null values
NXP-14540: add support for layout types
NXP-14989: Add utility methode to set value of an EL
NXP-14989: Allow content view to configurer a result layout binding
NXP-14989: define a generic shuttle widget type and use it inside edit columns layout template
NXP-14989: refine shuttle widget default value management
NXP-14989: avoid having to reset current result layout + columns when bindings are set on content view
NXP-14989: rename template to use plural for columns + disable edit columns action for now
NXP-14989: make sure current result layout is not null when not set explicitely
NXP-14521/GUNIT-2175: Remove https protocol test
NXP-15380: Make #getUserDefaultCollections part of the Collection API

Conflicts:
	nuxeo-platform-collections/nuxeo-platform-collections-core/src/main/java/org/nuxeo/ecm/collections/api/CollectionManager.java

Conflicts:
	nuxeo-platform-collections/nuxeo-platform-collections-core/src/main/java/org/nuxeo/ecm/collections/api/CollectionManager.java
NXP-15360: allow defining default control values on widget types configuration
NXP-14540: add layout types
NXP-15172: keep same icon for node expanded/collapsed + add leaf control
NXP-15172: add leaf control
NXP-15172: add leaf control + display document icons on path tree widget