holoviews

As far as I can tell, the Pandas .plot() API does not have a way to change the background color without dropping down to matplotlib. hvPlot appears to inherit this the same limitation. We can of course do .opts(bgcolor='black'), but I've found that in many examples that's the only use of .opts I have to resort to

ALL software version info

geoviews=1.8.1
holoviews=1.13.2
bokeh=2.0.1

Description of expected behavior and the observed behavior

gv.WMTS() docs specify "The WMTS Element represents a Web Map Tile Service specified as a
URL containing {x}, {y}, and {z} templating variable". Many servers provide urls with lowercase template variables, but it seems geoviews throws and error un

As seen with gumdropsteve/turbo-telegram@3e2f3b3, the data for the first half of 2016 can be downloaded & preprocessed just like that of 2015. Is there any other data in the effective range? I.e. is pre-2015 data recorded the same?

If so, let's add it.

Recording below shows Reset only working for the FFT spectrum plot, not the filter