/**
* @cfg {Boolean} useSimpleAccessors True to ensure that field names/mappings are treated as literals when
* reading values. Defalts to <tt>false</tt>.
* For example, by default, using the mapping "foo.bar.baz" will try and read a property foo from the root, then a property bar
/**
* @cfg {Boolean} useSimpleAccessors True to ensure that field names/mappings are treated as literals when
* reading values. Defalts to <tt>false</tt>.
* For example, by default, using the mapping "foo.bar.baz" will try and read a property foo from the root, then a property bar