Add data-params handling to handleMethod#395

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KODerFunk wants to merge 3 commits intorails:masterfrom KODerFunk:data-method-with-params

+70-5

Commits on Oct 28, 2014

data-method with params
KODerFunk
committed

Commits on Oct 30, 2014

Add test for a link with data-remote attribute and data-params as JSON
KODerFunk
committed
Remove unnecessary json escape from test server and data-method test
KODerFunk
committed