github: DEPRECATE my.coding.github

Instead my.github.all should be used (still backward compatible)

The reasons are
a) I don't feel that grouping (i.e. my.coding.*) makes much sense
b) using .all pattern (same way as twitter) allows for more composable and cleaner separation of GDPR and API data

tests/github.py

@@ -1,15 +1,16 @@
 #!/usr/bin/env python3
 from more_itertools import ilen
 
-from my.coding.github import get_events, iter_gdpr_events
+from my.coding.github import get_events
 
 
 def test_gdpr():
-    assert ilen(iter_gdpr_events()) > 100
+    import my.github.gdpr as gdpr
+    assert ilen(gdpr.events()) > 100
 
 
 def test():
     events = get_events()
-    assert len(events) > 100
+    assert ilen(events) > 100
     for e in events:
         print(e)