134 sensitivity plot

[pchelle]

I created issue #134 which should be fixed by this PR
But I noticed that the sensitivity plots where also in issue #14, however, without any specification

[codecov-io]

Codecov Report

Merging #136 (f465e1a) into develop (749e868) will increase coverage by 10.06%.
The diff coverage is 92.30%.

@@             Coverage Diff              @@
##           develop     #136       +/-   ##
============================================
+ Coverage    38.21%   48.28%   +10.06%     
============================================
  Files           49       52        +3     
  Lines         1667     1775      +108     
============================================
+ Hits           637      857      +220     
+ Misses        1030      918      -112     

Impacted Files	Coverage Δ
R/utilities-mapping.R	43.75% <ø> (ø)
R/atom-plots.R	83.12% <79.24%> (+42.68%)	⬆️
R/plot-tornado.R	100.00% <100.00%> (ø)
R/tornado-datamapping.R	100.00% <100.00%> (ø)
R/tornado-plotconfiguration.R	100.00% <100.00%> (ø)
R/error-checks.R	85.93% <0.00%> (+1.56%)	⬆️
... and 1 more

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