improve data on author_handle.json files

Updated URLs, Email addresses, GitHub handles,
Mastodon handles, and locations of various IOCCC winning authors.

author/Paul_Dale.json

@@ -4,8 +4,8 @@
     "author_handle" : "Paul_Dale",
     "full_name" : "Paul Dale",
     "sort_word" : "dale",
-    "location_code" : null,
-    "location_name" : null,
+    "location_code" : "AU",
+    "location_name" : "Australia",
     "email" : null,
     "url" : "http://www.jcu.edu.au/~ccptd/",
     "alt_url" : null,