Add the ability to add aditional data into sessions#5

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johnoliver wants to merge 8 commits intovert-x:masterfrom

johnoliver:master

Commits on May 8, 2013

Set mod auth manager to save a JsoObject as opposed to simply a username, so that additional data can be added to the auth response such as group membership, permissions etc
John Oliver
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Merge branch 'master' of git://github.com/vert-x/mod-auth-mgr
John Oliver
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fix white space
John Oliver
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Tidy up and flatten session data
John Oliver
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remove _id field and make sure to add data to reply
John Oliver
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whitespace
John Oliver
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tidy more whitespace
John Oliver
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extract method to form a session object
John Oliver
committed