update .winner.json based on updated manifest.csv

We used:

```sh
cd tmp
./run_all.sh ./gen_winner_json.sh
```

2001/ctk/.winner.json

@@ -39,6 +39,16 @@
 	    "display_via" : "github",
 	    "winners_text" : "Makefile"
 	},
+	{
+	    "file_path" : "ctk.alt.c",
+	    "winners_rank" : 40,
+	    "created_by" : null,
+	    "prog" : "alt",
+	    "filetype" : "c",
+	    "winners_show" : true,
+	    "display_via" : "github",
+	    "winners_text" : "alternative source"
+	},
 	{
 	    "file_path" : "ctk.orig.c",
 	    "winners_rank" : 50,
@@ -79,6 +89,16 @@
 	    "display_via" : "github",
 	    "winners_text" : "list of files that should not be committed under git"
 	},
+	{
+	    "file_path" : ".path",
+	    "winners_rank" : null,
+	    "created_by" : "genpath",
+	    "prog" : null,
+	    "filetype" : "text",
+	    "winners_show" : false,
+	    "display_via" : null,
+	    "winners_text" : "directory path from top directory"
+	},
 	{
 	    "file_path" : ".winner.json",
 	    "winners_rank" : null,

2001/ctk/inventory.html

@@ -212,26 +212,36 @@ href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2001/ctk/ctk.c">c
 href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2001/ctk/Makefile">Makefile</a></td>
 </tr>
 <tr class="even">
+<td style="text-align: left;">alternative source</td>
+<td style="text-align: left;"><a
+href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2001/ctk/ctk.alt.c">ctk.alt.c</a></td>
+</tr>
+<tr class="odd">
 <td style="text-align: left;">original source</td>
 <td style="text-align: left;"><a
 href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2001/ctk/ctk.orig.c">ctk.orig.c</a></td>
 </tr>
-<tr class="odd">
+<tr class="even">
 <td style="text-align: left;">download winning source</td>
 <td style="text-align: left;"><a
 href="https://ioccc-src.github.io/temp-test-ioccc/2001/ctk/2001_ctk.tar.bz2">2001_ctk.tar.bz2</a></td>
 </tr>
-<tr class="even">
+<tr class="odd">
 <td style="text-align: left;">full inventory of all winner files</td>
 <td style="text-align: left;"><a
 href="https://ioccc-src.github.io/temp-test-ioccc/2001/ctk/inventory.html">inventory.html</a></td>
 </tr>
-<tr class="odd">
+<tr class="even">
 <td style="text-align: left;">list of files that should not be committed
 under git</td>
 <td style="text-align: left;"><a
 href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2001/ctk/.gitignore">.gitignore</a></td>
 </tr>
+<tr class="odd">
+<td style="text-align: left;">directory path from top directory</td>
+<td style="text-align: left;"><a
+href="https://ioccc-src.github.io/temp-test-ioccc/2001/ctk/.path">.path</a></td>
+</tr>
 <tr class="even">
 <td style="text-align: left;">description of winner in JSON</td>
 <td style="text-align: left;"><a