Tweak regex for README metadata-parsing..

..to allow use of `- `-style Markdown lists (e.g. Wordpress).

Bonus: adds "sso" key to features data.

bin/app-json.py

@@ -140,6 +140,7 @@ def generate_apps_json(repos_json):
         chdir(app_path)
 
         metadata = get_app_metadata(app_path)
+
         name = metadata.pop("name", "")
 
         log.info(f"Processing {app}")
@@ -173,7 +174,7 @@ def get_app_metadata(app_path):
         return {}
 
     try:
-        for match in findall(r"\*\*.*\s\*", contents):
+        for match in findall(r"\*\*.*", contents):
             title = search(r"(?<=\*\*).*(?=\*\*)", match).group().lower()
 
             if title == "image":