simplify a bit

Author: ChrisRackauckas

benchmarks/AstroChem/astrochem.jmd

@@ -392,14 +392,13 @@ reltols = 1.0 ./ 10.0 .^ (9:10)
 
 setups = [
           Dict(:alg=>FBDF()),
-          Dict(:alg=>QNDF()),
-          #Dict(:alg=>Rodas4P()),
+          #Dict(:alg=>QNDF()),
           Dict(:alg=>CVODE_BDF()),
           #Dict(:alg=>ddebdf()),
           #Dict(:alg=>Rodas4()),
           Dict(:alg=>Rodas5P()),
-          Dict(:alg=>KenCarp4()),
-          Dict(:alg=>KenCarp47()),
+          #Dict(:alg=>KenCarp4()),
+          #Dict(:alg=>KenCarp47()),
           Dict(:alg=>RadauIIA9()),
           #Dict(:alg=>rodas()),
           #Dict(:alg=>radau()),

benchmarks/AstroChem/nelson.jmd

@@ -174,12 +174,11 @@ sol4 = solve(prob, lsoda(), saveat = 1e10)
 ```julia
 using Plots
 colors = palette(:acton, 5)
-p1 = plot(sol1, vars = (0,11), lc=colors[1], legend = false, titlefontsize = 12, lw = 3, xlabel = "", title = "HCO+ solved using Rodas5 (correct solution)")
-p2 = plot(sol2, vars = (0,11), lc=colors[2], legend = false, titlefontsize = 12, lw = 3, xlabel = "", title = "HCO+ solved using FBDF")
-p3 = plot(sol3, vars = (0,11), lc=colors[3], legend = false, titlefontsize = 12, lw = 3, xlabel = "", title = "HCO+ solved using lsoda")
-p4 = plot(sol4, vars = (0,11), lc=colors[4], legend = false, titlefontsize = 12, lw = 3, xlabel = "", title = "HCO+ solved using lsoda with saveat")
+p1 = plot(sol1, vars = (0,11), lc=colors[1], legend = false, titlefontsize = 12, lw = 3, title = "HCO+ solved using Rodas5 (correct solution)")
+p2 = plot(sol2, vars = (0,11), lc=colors[2], legend = false, titlefontsize = 12, lw = 3, title = "HCO+ solved using FBDF")
+p3 = plot(sol3, vars = (0,11), lc=colors[3], legend = false, titlefontsize = 12, lw = 3, title = "HCO+ solved using lsoda")
+p4 = plot(sol4, vars = (0,11), lc=colors[4], legend = false, titlefontsize = 12, lw = 3, title = "HCO+ solved using lsoda with saveat")
 combined_plot = plot(p1, p2, p3, p4, layout=(4, 1), dpi = 600, pallete=:acton)
-display(combined_plot)
 ```
 
 ## Run Benchmark