Got 100% code coverage for files renderer by ditching heredoc
added some tests to chart iterator
got 100% code coverage for chartrenderer and chartiterator
get full code coverage for Altamira\Chart::addSeries -- needed some logic shifted around
got 100% code coverage for \Altamira\Chart
current progress writing unit tests for flot
Wrote test for \Altamira\JsWriter\Flot::setSeriesMarkerStyle
Write tests for flot js writer series marker and line setters
Write test for \Altamira\JsWriter\Flot::setSeriesLineWidth
Write test for \Altamira\JsWriter\Flot::setSeriesLabelSetting
Write test for \Altamira\JsWriter\Flot::useSeriesLabels
Write tests for \Altamira\JsWriter\Flot::setShadow
Write tests for \Altamira\JsWriter\Flot::setFill
Write tests for \Altamira\JsWriter\Flot::setLegend
fix bugs in Altamira\JsWriter\Flot::setGrid and write unit test
write test for \Altamira\JsWriter\Flot::useZooming
fix some weirdness with setGrid; write tests for usedates
Refactor JsWriterTest to include options in setup
Wrote unit test for \Altamira\JsWriter\Flot::useCursor
Wrote unit test for \Altamira\JsWriter\Flot::useHighlighting