Credit Ingo for his work, thank other contributors as well

Author: xolox

README.md

@@ -313,8 +313,10 @@ If you have questions, bug reports, suggestions, etc. the author can be contacte
 
 ## License
 
-This software is licensed under the [MIT license](http://en.wikipedia.org/wiki/MIT_License).
-© 2014 Peter Odding &lt;<[email protected]>&gt;.
+This software is licensed under the [MIT license](http://en.wikipedia.org/wiki/MIT_License).  
+© 2014 Peter Odding &lt;<[email protected]>&gt; and Ingo Karkat.
+
+Thanks go out to everyone who has helped to improve the vim-easytags plug-in (whether through pull requests, bug reports or personal e-mails).
 
 
 [canon]: http://en.wikipedia.org/wiki/Canonicalization

doc/easytags.txt

@@ -646,7 +646,10 @@ easytags. If you like this plug-in please vote for it on Vim Online [21].
 License ~
 
 This software is licensed under the MIT license [22]. Š 2014 Peter Odding
-<[email protected]>.
+<[email protected]> and Ingo Karkat.
+
+Thanks go out to everyone who has helped to improve the vim-easytags plug-in
+(whether through pull requests, bug reports or personal e-mails).
 
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                                                           *easytags-references*