Add Makie and Plots support

[henry2004y]

• Add Makie as an extension
• Recover Plots support
• Add tests to Makie and Plots
• Make the transpose consistent in getdata

#21 #29

[codecov]

Codecov Report

Attention: 60 lines in your changes are missing coverage. Please review.

Comparison is base (4efa0d5) 66.62% compared to head (a1dcc04) 67.53%.

Files	Patch %	Lines
src/plot/pyplot.jl	43.05%	41 Missing ⚠️
ext/BatsrusMakieExt/typerecipe.jl	65.00%	7 Missing ⚠️
src/plot/plots.jl	66.66%	5 Missing ⚠️
src/io.jl	40.00%	3 Missing ⚠️
src/select.jl	50.00%	3 Missing ⚠️
src/plot/utility.jl	85.71%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #31      +/-   ##
==========================================
+ Coverage   66.62%   67.53%   +0.90%     
==========================================
  Files           9       11       +2     
  Lines        2331     2353      +22     
==========================================
+ Hits         1553     1589      +36     
+ Misses        778      764      -14     

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