Changes in Mini-XML 1.2

• Added new "set" methods to set the value of a node.
• Added new formatted text methods mxmlNewTextf() and mxmlSetTextf() to create/set a text node value using printf-style formats.
• Added new standard callbacks for use with the mxmlLoad functions.
• Updated the HTML documentation to include examples of the walk and load function output.
• Added --with/without-ansi configure option to control the strdup() function check.
• Added --with/without-snprintf configure option to control the snprintf() and vsnprintf() function checks.