Summary of changes to auth-source-xoauth2-plugin
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1 0.4
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1.1 Add error handling
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  Newer oauth2.el versions may return errors when fetching token fails.


1.2 Add a document for use by external programs
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  Provides an example Elisp script for querying the credentials which
  external programs can use, and added an example for offlineimap.


2 0.3
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2.1 Add support for predefined credentials
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  This greatly simplifies the set-up in auth-source (details in
  README.org).


3 0.2.1
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3.1 Quick fix for the wrong usage of add-to-list
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4 0.2
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4.1 Workaround smtpmail limitations when handling xoauth2
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5 0.1
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5.1 Initial release
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  Thanks Philip Kaludercic for the detailed comments and suggestions!
