narval #2059933 [doc] installation documentation [validation pending]

Initial documentation for installation and configuration of a narval

prioritynormal
typeenhancement
done in4.0.0
load2.000
load left0.000
closed by#1419c7c4da94 [doc] Add narval user documentation (closes #2059933)
patch[doc] Add narval user documentation (closes #2059933) [applied][doc] write some documentation (related to #3553211, #2059933) [applied][doc] Update narval user documentation (closes #2059933) [folded]