fixes #4022
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fixed #3967
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Refs #4041, added Graph base visualization to hold visualization properties that are not specific to jqplot graphs.

Refs #4041, removed Visualizations\Chart\* classes and moved Visualization\Chart to CoreVisualizations plugin and removed graph_width/graph_height visualization properties in favor of CSS solution.

Refs #4041, add default getDefaultPropertyValues() call for DataTableVisualizations, move overrideViewProperties() call in ViewDataTable to right before data is loaded from API, fix @category/@package for files moved into CoreVisualizations.

PleineLune theming

Refs #3089, use realtime map instead of usercountry map so as not to engage potentially slow segmentation.

Refs #3089, added behavior for click on 'view more information' that loads more visits into the visit list.

Notes:
  - Fixed bug in reinitialise() of jquery.jscrollpane.js.

Refs #3089, add click on individual visit behavior in visitor profile, make sure footer of usercountry map is not shown at all.