jvdheyden

//dependency: underscore.js
_ = Underscore.load();

/*function that allows generic grouping and filtering 
args:
obj: json object like this: {"data":[{"dim1":"foo","dim2":"bar",...,"measure":n},...]} (required)
dims: array of dimensions (required)
measure: one measure (required)
order: ordered array of arrays like this: 
  [dimension or measure to order,true for ascending, false for descending]