Implementing with adaptation. Now a logic of line chart only is provided.
Using panels and Adapters. Not using zope.component.
Removed a unnecessary importing.
Using charts.* functions to get options for highcharts.
Added newfound view for appending slash.
Separate adaptation to tochart module.
Removed unnecessary importing.
Moved to Highchartable translating process to linechart.Linechart.
Moved utils file to under tochart/.
Removed unnecessary module.
Fixed panels to correspond new tochart_config interface.

- Now, context.conditions changed to getting datetime directory, with fixing name .period.