posabsolute/jQuery-Validation-Engine — pull request #437 by tedliang (2012-07-25 23:37:32+00:00)
Title: Load custom error message from attribute 'data-errormessage'

Load custom error message from the following standard HTML5 attributes:
data-errormessage
data-errormessage-value-missing
data-errormessage-type-mismatch
data-errormessage-pattern-mismatch
data-errormessage-too-long
data-errormessage-range-underflow
data-errormessage-range-overflow
data-errormessage-step-mismatch
data-errormessage-custom-error

Reference: http://dev.w3.org/html5/spec/constraints.html#validitystate