[spec] Improve property docs (part 2)

Move class table to class.dd.
Add subheading for tupleof, update links.
Add links to other properties.
Remove struct sizeof as sizeof is for all types.

Author: ntrel

spec/class.dd

@@ -171,6 +171,19 @@ $(H3 $(LNAME2 field_properties, Field Properties))
 
 $(H2 $(LNAME2 class_properties, Class Properties))
 
+$(TABLE2 Class Instance Properties,
+$(THEAD Property, Description)
+$(TROW $(DDSUBLINK spec/property, classinfo, $(D .classinfo)),
+    Information about the dynamic type of the class.)
+$(TROW $(RELATIVE_LINK2 outer-property, `.outer`), $(ARGS For
+        a nested class instance, provides either the parent class instance,
+        or the parent function's context pointer when there is no parent
+        class.))
+$(TROW $(D .tupleof), See below.)
+)
+
+$(H3 $(LNAME2 tupleof, `.tupleof`))
+
         $(P The $(D .tupleof) property is an
         $(DDSUBLINK spec/template, homogeneous_sequences, lvalue sequence)
         of all the non-static fields in the class, excluding the hidden fields and
@@ -208,11 +221,6 @@ void main()
 
 $(H3 $(LNAME2 hidden-fields, Accessing Hidden Fields))
 
-        $(P The $(RELATIVE_LINK2 outer-property, `.outer` property) for
-        a nested class instance provides either the parent class instance,
-        or the parent function's context pointer when there is no parent
-        class.)
-
         $(P The properties $(D .__vptr) and $(D .__monitor) give access
         to the class object's vtbl[] and monitor, respectively, but
         should not be used in user code.

spec/property.dd

@@ -63,12 +63,13 @@ $(TROW $(D (2.5F).nan),        yields the floating point NaN value)
 
 $(BR)
 
-$(TABLE2 Properties for Class Types,
-$(THEAD Property, Description)
-$(TROW $(RELATIVE_LINK2 classinfo, $(D .classinfo)), Information about the dynamic type of the class)
-)
-
-        $(P See also: $(DDSUBLINK spec/enum, enum_properties, Enum Properties).)
+        $(P See also:)
+        * $(DDSUBLINK spec/arrays, array-properties, Array Properties)
+        * $(DDSUBLINK spec/class, class_properties, Class Properties)
+        * $(DDSUBLINK spec/hash-map, properties, Associative Array Properties)
+        * $(DDSUBLINK spec/enum, enum_properties, Enum Properties)
+        * $(DDSUBLINK spec/struct, struct_properties, Struct Properties)
+        * $(DDSUBLINK spec/simd, properties, Vector Properties)
 
 
 $(H2 $(LNAME2 init, .init Property))

spec/struct.dd

@@ -601,9 +601,8 @@ assert(u.c == false); // no overlap
 
 $(H2 $(LNAME2 struct_properties, Struct Properties))
 
-$(TABLE2 Struct Properties,
+$(TABLE2 Struct Type Properties,
 $(THEAD Name, Description)
-$(TROW $(D .sizeof), Size in bytes of struct)
 $(TROW $(D .alignof), Size boundary struct needs to be aligned on)
 )
 
@@ -613,7 +612,7 @@ $(TABLE2 Struct Instance Properties,
 $(THEAD Name, Description)
 $(TROW $(D .tupleof), An $(DDSUBLINK spec/template, homogeneous_sequences, lvalue sequence)
     of all struct fields - see
-    $(DDSUBLINK spec/class, class_properties, Class Properties) for a class-based example.)
+    $(DDSUBLINK spec/class, tupleof, here) for a class-based example.)
 )
 
 $(H3 $(LNAME2 struct_field_properties, Struct Field Properties))

spec/template.dd

@@ -978,7 +978,7 @@ $(H4 $(LNAME2 lvalue-sequences, Lvalue Sequences))
         )
 
     $(UL
-        $(LI `.tupleof` can be $(DDSUBLINK spec/class, class_properties, used on a class)
+        $(LI `.tupleof` can be $(DDSUBLINK spec/class, tupleof, used on a class)
             or struct instance to obtain an lvalue sequence of its fields.)
         $(LI `.tupleof` can be $(DDSUBLINK spec/arrays, array-properties, used on a static array)
             instance to obtain an lvalue sequence of its elements.)