Issue #2190699 by tim.plunkett: Add missing modules to MAINTAINERS.txt.

core/MAINTAINERS.txt

@@ -210,9 +210,15 @@ Node Access
 Module maintainers
 ------------------
 
+Action module
+- ?
+
 Aggregator module
 - Paris Liakos 'rootatwc' http://drupal.org/user/1011436
 
+Ban module
+- ?
+
 Basic Auth module
 - Klaus Purer 'klausi' http://drupal.org/user/262198
 - Juampy Novillo Requena 'juampy' https://drupal.org/user/682736
@@ -261,6 +267,9 @@ Custom block module
 Database Logging module
 - Khalid Baheyeldin 'kbahey' http://drupal.org/user/4063
 
+DateTime module
+- ?
+
 E-mail module
 - Nils Destoop 'zuuperman' https://drupal.org/user/361625
 
@@ -271,6 +280,9 @@ Edit module
 Editor module
 - Wim Leers 'Wim Leers' http://drupal.org/user/99777
 
+Entity module
+- ?
+
 Entity Reference module
 - Amitai Burstein 'Amitaibu' http://drupal.org/user/57511
 - Andrei Mateescu 'amateescu' http://drupal.org/user/729614
@@ -324,6 +336,12 @@ Menu Link module
 - Károly Négyesi 'chx' http://drupal.org/user/9446
 - Peter Wolanin 'pwolanin' http://drupal.org/user/49851
 
+Migrate module
+- ?
+
+Migrate (Drupal) module
+- ?
+
 Node module
 - Moshe Weitzman 'moshe weitzman' http://drupal.org/user/23
 - David Strauss 'David Strauss' http://drupal.org/user/93254