Theme pastel rainbow

[thamara]

Some screens:

[codecov]

Codecov Report

Merging #299 into master will increase coverage by 2.49%.
The diff coverage is 6.66%.

@@            Coverage Diff             @@
##           master     #299      +/-   ##
==========================================
+ Coverage   53.31%   55.80%   +2.49%     
==========================================
  Files          13       13              
  Lines        1238     1240       +2     
  Branches      219      216       -3     
==========================================
+ Hits          660      692      +32     
+ Misses        506      481      -25     
+ Partials       72       67       -5     

Impacted Files	Coverage Δ
js/classes/Calendar.js	78.92% <0.00%> (+5.45%)	⬆️
js/themes.js	100.00% <100.00%> (ø)

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[araujoarthur0]

Love it, and made me wonder how much effort it would be to make the customizations accessible like on vscode hahah

[thamara]

I must say that this was not the easiest task, but with some effort, I think we can achieve the idea of being totally customizable.

[tupaschoal]

This looks awesome