cdm/src/main/java/ucar/unidata/geoloc/ProjectionImpl.java
protected void addParameter(String name, String value) {
    atts.add(new Parameter(name, value));
  }
protected void addParameter(String name, String value) {
    atts.add(new Parameter(name, value));
  }
Add an attribute to this projection

@param name  name of the attribute
@param value attribute value as a string