code: function Text(value, parameters) {
      abstractions.Element.call(this, utilities.types.TEXT, parameters);
      value = value || '';  // default value
  
      // since this element is immutable the value must be read-only
      this.getValue = function() { return value; };
  
      return this;
  }
docs: PUBLIC CONSTRUCTOR 
  This constructor creates a new text string element using the specified value.
  
  @constructor
  @param {String} value The value of the text string.
  @param {Parameters} parameters Optional parameters used to parameterize this element.
  @returns {Text} The new text string.