peterlongfield

I have simplified an example as far as I could : ```ruby require 'gnuplotrb' include GnuplotRB #x = ["2013-05-22 02:49:49", "2013-05-22 02:56:49", "2013-05-22 02:56:59"] x = ["2012-05-22", "2013-05-21", "2013-05-22"] y...