v0-01-02 - Adding graph parameterization

New features:

#157 - Bokeh parameters on client (for graphic parameterization on client)
#156 - Color Z widget (parameterization on client) and tabs for the figure and widgets
#159 - MakeJSCallback cleanup - extracting downsampling to custom bokeh model
#160 - Added legend options to parameter array
#163 - Auto tooltips for ND histogram projections

Bug fixes:

#159 - MakeJSCallback cleanup - extracting downsampling to custom bokeh model

• fixes selection (#76)

#156 - fixes bug in histogram autorange - if range not specified minmax for current selection is used