Updated and revised 12/18/2009 3.0 Major the technical content. Clarified the meaning of 1/29/2010 3.1 Minor the technical content. Updated and revised 3/12/2010 4.0 the technical content. Changed language and 4/23/2010 4.0.1 Editorial formatting in the technical content. Clarified the meaning of 6/4/2010 4.1 Minor the technical content. No changes to the meaning, language, 7/16/2010 4.1 None or formatting of the technical content. No changes to the meaning, language, 8/27/2010 4.1 None or formatting of the technical content. No changes to the meaning, language, 10/8/2010 4.1 None or formatting of the technical content.
12/18/2009 3.0 Major Updated and revised the technical content. 1/29/2010 3.1 Minor Clarified the meaning of the technical content. 3/12/2010 4.0 Updated and revised the technical content. 4/23/2010 4.0.1 Editorial Changed language and formatting in the technical content. 6/4/2010 4.1 Minor Clarified the meaning of the technical content. 7/16/2010 4.1 None No changes to the meaning, language, or formatting of the technical content. 8/27/2010 4.1 None No changes to the meaning, language, or formatting of the technical content. 10/8/2010 4.1 None No changes to the meaning, language, or formatting of the technical content.