Define both RFC 3066 an RFC 5646 language tags (#45)

Signed-off-by: Juan Cruz Viotti <jv@jviotti.com>

Author: jviotti

README.markdown

@@ -52,6 +52,7 @@ expressed as JSON Schema definitions.
 |--------------|----------|-------|
 | IEEE | [IEEE Std 754-2019](https://ieeexplore.ieee.org/document/8766229) | IEEE Standard for Floating-Point Arithmetic |
 | IEEE | [IEEE Std 1003.1-2017](https://pubs.opengroup.org/onlinepubs/9699919799/) | IEEE Standard for Information Technology—Portable Operating System Interface (POSIX) Base Specifications, Issue 7 |
+| IETF | [RFC 3066](https://www.rfc-editor.org/rfc/rfc3066) | Tags for the Identification of Languages |
 | IETF | [RFC 3986](https://www.rfc-editor.org/rfc/rfc3986) | Uniform Resource Identifier (URI): Generic Syntax |
 | IETF | [RFC 4648](https://www.rfc-editor.org/rfc/rfc4648) | The Base16, Base32, and Base64 Data Encodings |
 | IETF | [RFC 4918](https://www.rfc-editor.org/rfc/rfc4918) | HTTP Extensions for Web Distributed Authoring and Versioning (WebDAV) |

schemas/ietf/language/3066/tag-syntax.json

@@ -0,0 +1,26 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "title": "RFC 3066 Language Tag",
+  "description": "A language tag conforming to language tags at the syntax level only",
+  "examples": [
+    "en",
+    "en-US",
+    "de-DE",
+    "fr-FR",
+    "ja",
+    "zh-CN",
+    "es-MX",
+    "i-navajo",
+    "x-private",
+    "en-US-x-twain"
+  ],
+  "deprecated": true,
+  "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
+  "x-links": [ "https://www.rfc-editor.org/rfc/rfc3066.html" ],
+  "type": "string",
+  "not": {
+    "$comment": "Cannot contain whitespace or control characters",
+    "pattern": "[\\s]"
+  },
+  "pattern": "^[a-zA-Z]{1,8}(-[a-zA-Z0-9]{1,8})*$"
+}

schemas/ietf/language/tag-syntax.json …hemas/ietf/language/5646/tag-syntax.jsonschemas/ietf/language/tag-syntax.json renamed to schemas/ietf/language/5646/tag-syntax.json schemas/ietf/language/tag-syntax.json renamed to schemas/ietf/language/5646/tag-syntax.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "title": "RFC 5646 BCP 47 Language Tag",
-  "description": "A language tag conforming to language tag full syntax at the syntax level only",
+  "title": "RFC 5646 Language Tag (BCP 47)",
+  "description": "A language tag conforming to language tags at the syntax level only",
   "examples": [
     "en",
     "en-US",