Doc: Adding comment to release notes re archived releases (#2882)

* Doc: Adding comment to release notes to indicate where archived releases can be found.

* Adding note about node.js to Release tiddler and Installing on Node.js tiddler

editions/tw5.com/tiddlers/nodejs/Installing TiddlyWiki on Node.js.tid

@@ -1,5 +1,5 @@
 created: 20131219100608529
-modified: 20160520090217678
+modified: 20170608135250979
 tags: [[TiddlyWiki on Node.js]]
 title: Installing TiddlyWiki on Node.js
 type: text/vnd.tiddlywiki
@@ -29,3 +29,8 @@ The `-g` flag causes TiddlyWiki to be installed globally. Without it, TiddlyWiki
 If you are using Debian or Debian-based Linux and you are receiving a `node: command not found` error though node.js package is installed, you may need to create a symbolic link between `nodejs` and `node`. Consult your distro's manual and `whereis` to correctly create a link. See github [[issue 1434|http://github.com/Jermolene/TiddlyWiki5/issues/1434]]
 
 Example Debian v8.0: `sudo ln -s /usr/bin/nodejs /usr/bin/node`
+
+You can also install prior versions like this:
+
+> npm install -g tiddlywiki@5.1.13
+

editions/tw5.com/tiddlers/releasenotes/TiddlyWiki Releases.tid

@@ -1,11 +1,13 @@
 caption: ~TiddlyWiki
 created: 20131109105400007
-modified: 20150419163355790
+modified: 20170608135120665
 tags: Releases
 title: TiddlyWiki Releases
 type: text/vnd.tiddlywiki
 
-Here are the details of recent releases of TiddlyWiki5. See [[TiddlyWiki5 Versioning]] for details of how releases are named.
+Here are the details of recent releases of TiddlyWiki5. See [[TiddlyWiki5 Versioning]] for details of how releases are named. Note that archived versions of release source files are available at https://github.com/Jermolene/TiddlyWiki5/releases . If you are using node.js, you can also install prior versions like this:
+
+> npm install -g tiddlywiki@5.1.13
 
 (BetaReleases and AlphaReleases are listed separately).