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/*!
* jQuery.hasClasses plugin
*
* Check if an element has ALL classes
* or ANY of a number of classes
*
* usage:
* $('#el-id').hasClasses('foo || bar') <- has EITHER 'foo' or 'bar'
* $('#el-id').hasClasses('|| foo bar') <- has EITHER 'foo' or 'bar'
* $('#el-id').hasClasses('any: foo bar') <- has EITHER 'foo' or 'bar'