LPS-32515 Add method isFirstLayout()
LPS-32515 Don't allow removing the view permission to the first page of the Guest group.
LPS-32515 Add new method to do a more strict first layout validation that takes permissions into account
LPS-32515 Apply the more strict validation when deleting the first page or reordering pages
LPS-32515 Notify the administrator when a page cannot be deleted or reordered explaining why
LPS-32515 Fix the language so it makes more sense
LPS-32515 Lang keys
LPS-32347 Re-add Javadoc
LPS-32347 Edit Javadoc
LPS-32347 Edit Javadoc 2
LPS-32347 Regen
LPS-40214 Javadocs

Conflicts:
	portal-impl/src/META-INF/javadocs-all.xml
	portal-impl/src/META-INF/javadocs-rt.xml
LPS-40214 Edit Javadoc
LPS-40223 Javadocs
LPS-40223 Edit Javadoc
LPS-40223 Edit Javadoc 2
LPS-40223 Regen
LPS-40649 Changed page title to better reflect its function
LPS-37681 If the propagation of changes is disabled, site pages should be sortable without any restrictions
LPS-40421 User the redirect url to stay on the tab from which we initiated the request