site/docs improvements

docs/proposals/map_literal.md

@@ -1,6 +1,8 @@
 
 # Map literals — refined proposal
 
+[//]: # (excludeFromIndex)
+
 Implement JavaScript-like literals for maps. The syntax and semantics align with named arguments in function calls, but map literals are expressions that construct `Map` values.
 
 Keys can be either:

docs/proposals/named_args.md

@@ -1,4 +1,7 @@
-# Named arguments proposal
+# Named arguments in calls
+
+[//]: # (excludeFromIndex)
+
 
 Extend function/method calls to allow setting arguments by name using colon syntax at call sites. This is especially convenient with many parameters and default values.