plotter: ILinePlot: add macros for publishing
plotter: ILinePlot: add macros for publishing

Similar to what is done for EventPlot in an earlier commit, add macros
to help the nbexporter remove the requirejs, inline the ILinePlot.js and
fetch the dygraph libraries.

joelagnel/trappy,sinkap/trappy,sinkap/trappy,ARM-software/trappy,bjackman/trappy,sinkap/trappy,bjackman/trappy,ARM-software/trappy,sinkap/trappy,joelagnel/trappy,bjackman/trappy,ARM-software/trappy,joelagnel/trappy,bjackman/trappy,joelagnel/trappy,ARM-software/trappy