nimsuggest: suggest types in a type section

nimsuggest/tests/ttype_decl.nim

@@ -0,0 +1,15 @@
+discard """
+$nimsuggest --tester --maxresults:3 $file
+>sug $1
+sug;;skType;;ttype_decl.Other;;Other;;$file;;10;;2;;"";;0;;None
+sug;;skType;;system.int;;int;;$lib/system.nim;;25;;2;;"";;0;;None
+sug;;skType;;system.string;;string;;$lib/system.nim;;48;;2;;"";;0;;None
+"""
+import strutils
+type
+  Other = object ## My other object.
+  Foo = #[!]#
+
+proc main(f: Foo) =
+
+# XXX why no doc comments?