Changes

[Core][LinearSolver] Introduction of ordering method components (#4477)

* Introduction of ordering method components

* Give names to ordering methods

* Use OrderingMethod to select the solver

* Introduce EigenSolver factory

* cleanup

* Prefer metis when available

* deprecate traits

* documentation

* Fix by adding this

* Fix initialization of static variable

* Deprecate the Data 'ordering'

* Remove usage of ordering Data

* Initialize solver otherwise ordering method is not crated