src/SearchParameters/index.js
function removeTagRefinement(tag) {
    if (!this.isTagRefined(tag)) return this;

    var modification = {
      tagRefinements: filter(this.tagRefinements, function(t) { return t !== tag; })
    };

    return this.setQueryParameters(modification);
  }
function removeTagRefinement(tag) {
    if (!this.isTagRefined(tag)) return this;

    var modification = {
      tagRefinements: filter(this.tagRefinements, function(t) { return t !== tag; })
    };

    return this.setQueryParameters(modification);
  }
Remove a tag from the list of tag refinements
@method
@param {string} tag the tag to remove
@return {SearchParameters}