Add support for .cdb.json

Fixes #231

app/flatpages/help/api.md

@@ -63,7 +63,7 @@ Examples:
 # Edit packages
 curl -X PUT http://localhost:5123/api/packages/username/name/ \
     -H "Authorization: Bearer YOURTOKEN" -H "Content-Type: application/json" \
-    -d '{ "title": "Foo bar", "tags": ["pvp", "survival"], "license": "wtfpl" }'
+    -d '{ "title": "Foo bar", "tags": ["pvp", "survival"], "license": "WTFPL" }'
     
 # Remove website URL
 curl -X PUT http://localhost:5123/api/packages/username/name/ \

app/flatpages/help/package_config.md

@@ -38,6 +38,40 @@ and for mods only:
 
 * `name` - the mod technical name.
 
+
+## .cdb.json
+
+You can include a `.cdb.json` file in the root of your content directory (ie: next to a .conf)
+to update the package meta.
+
+It should be a JSON dictionary with one or more of the following optional keys.
+
+* `type`: One of `GAME`, `MOD`, `TXP`.
+* `title`: Human-readable title.
+* `name`: Technical name (needs permission if already approved).
+* `short_description`
+* `tags`: List of tag names, see [/api/tags/](/api/tags/).
+* `content_Warnings`: List of content warning names, see [/api/content_warnings/](/api/content_warnings/).
+* `license`: A license name, see [/api/licenses/](/api/licenses/).
+* `media_license`: A license name.          
+* `desc`: Long markdown description.
+* `repo`: Git repo URL.
+* `website`: Website URL.
+* `issue_tracker`: Issue tracker URL.
+* `forums`: forum topic ID.
+
+Use `null` to unset fields where relevant.
+
+Example:
+
+```json
+{
+    "title": "Foo bar",
+    "tags": ["pvp", "survival"],
+    "license": "WTFPL"
+}
+```
+
 ## Controlling Release Creation
 
 ### Git-based Releases and Submodules