misc cleanups (#16383)

compiler/docgen.nim

@@ -7,20 +7,21 @@
 #    distribution, for details about the copyright.
 #
 
-# This is the documentation generator. It is currently pretty simple: No
-# semantic checking is done for the code. Cross-references are generated
+# This is the documentation generator. Cross-references are generated
 # by knowing how the anchors are going to be named.
 
 import
   ast, strutils, strtabs, options, msgs, os, ropes, idents,
   wordrecg, syntaxes, renderer, lexer, packages/docutils/rstast,
   packages/docutils/rst, packages/docutils/rstgen,
-  json, xmltree, cgi, trees, types,
+  json, xmltree, trees, types,
   typesrenderer, astalgo, lineinfos, intsets,
   pathutils, trees, tables, nimpaths, renderverbatim, osproc
 
+from uri import encodeUrl
 from std/private/globs import nativeToUnixPath
 
+
 const
   exportSection = skField
   docCmdSkip = "skip"

compiler/modulegraphs.nim

@@ -28,7 +28,7 @@
 import ast, intsets, tables, options, lineinfos, hashes, idents,
   incremental, btrees, md5
 
-import ic / packed_ast
+# import ic / packed_ast
 
 type
   SigHash* = distinct MD5Digest

lib/system.nim

@@ -873,9 +873,9 @@ else:
   template `<//>`*(t: untyped): untyped = t
 
 template disarm*(x: typed) =
-  ## Useful for ``disarming`` dangling pointers explicitly for the
-  ## --newruntime. Regardless of whether --newruntime is used or not
-  ## this sets the pointer or callback ``x`` to ``nil``. This is an
+  ## Useful for `disarming` dangling pointers explicitly for `--newruntime`.
+  ## Regardless of whether `--newruntime` is used or not
+  ## this sets the pointer or callback `x` to `nil`. This is an
   ## experimental API!
   x = nil