edits to plots for paper R2; re-run to html

Theme-1/changeOverTime/paper/allYearsLinePlot.png

Theme-1/changeOverTime/paper/allYearsLinePlot_R2Fig3.png

...geOverTime/paper/changingPeakDemandMtus1974_2014_v2.0.Rmd

...eOverTime/paper/changingPeakDemandMtus1974_2014_v2.0.html

...ngeOverTime/paper/changingPeakDemandMtus1974_2014_v2.0.md

Theme-1/changeOverTime/paper/deltaPlotDow16_64.png

Theme-1/changeOverTime/paper/deltaPlotDow64m.png

...ngeOverTime/paper/deltaPlotWeekDaysAgeByGender_R2Fig5.png

Theme-1/changeOverTime/paper/deltaPlotWeekDaysByGender.png

Theme-1/changeOverTime/paper/ngMeanGW.png

Theme-1/changeOverTime/paper/ngMeanGW_R2Fig1.png

Theme-1/changeOverTime/paper/ngNormalisedMeanGW.png

Theme-1/changeOverTime/paper/ngNormalisedMeanGW_R2Fig2.png

...e-1/changeOverTime/paper/plotRelativeGWDeltaTU_R2Fig6.png

Theme-1/changeOverTime/paper/selectedActsDeltaPlot.png

...-1/changeOverTime/paper/selectedActsDeltaPlot_R2Fig4a.png

...-1/changeOverTime/paper/selectedActsDeltaPlot_R2Fig4b.png