docs: elm: fill gaps in separator, view_form and view_list eo file documentation

src/lib/elementary/elm_separator.eo

@@ -1,5 +1,6 @@
 class Elm.Separator (Elm.Layout, Efl.Orientation)
 {
+   [[Elementary separator class]]
    legacy_prefix: elm_separator;
    eo_prefix: elm_obj_separator;
    implements {
@@ -12,5 +13,4 @@ class Elm.Separator (Elm.Layout, Efl.Orientation)
       Efl.Orientation.orientation;
       Elm.Layout.sizing_eval;
    }
-
 }

src/lib/elementary/elm_view_form.eo

@@ -1,5 +1,6 @@
 class Elm.View.Form (Efl.Object)
 {
+    [[Elementary view form class]]
     methods {
         model_set {
              [[Set model

src/lib/elementary/elm_view_list.eo

@@ -2,6 +2,7 @@ import elm_genlist_item;
 
 class Elm.View.List (Efl.Object)
 {
+    [[Elementary view list class]]
     methods {
         genlist_set {
              [[Constructor wrapper
@@ -60,9 +61,8 @@ class Elm.View.List (Efl.Object)
     }
     /* For some reason the following comment after the event doesn't work: Event dispatch when a model is selected */
     events {
-        model,selected;
+        model,selected; [[Called when model was selected]]
     }
-
     implements {
         Efl.Object.destructor;
     }