Merge branch 'master' of gitlab.control.lth.se:mmaggio/paolo-ecrts19

paper/figures/fig_simple_example.tex

@@ -23,7 +23,7 @@ xlabel near ticks,
 
 \nextgroupplot[
   legend columns=4,
-  legend style={draw=none,at={(2.6,1.3)}},
+  legend style={draw=none,fill=none,at={(2.6,1.3)}},
   xlabel = {$T_d$ -- Kill},
 ]
 \addplot[thick, purple, mark=pentagon*] table[x index=0, y index=1, col sep=comma] {\dataaa};