self-RByczko; 2013-02-23; Add upload.ctp for View/Graphs.
self-RByczko; 2013-02-26 Feb 26; Graphs controller and processxlsimage work - status: incomplete
self-RByczko; 2013-02-26 Feb 26; More work on Graphs/upload.ctp - status: incomplete, rough
self-RByczko; Further work on moving graph production to best method.
self-RByczko; To the Graphs controller, produceimagefile has been added. status: working, rough.