[WIP] Remaining missings

[codecov[bot]]

Codecov Report

:exclamation: No coverage uploaded for pull request base (master@16da1f6). Click here to learn what that means. The diff coverage is 88.88%.

@@            Coverage Diff            @@
##             master      #28   +/-   ##
=========================================
  Coverage          ?   80.73%           
=========================================
  Files             ?       29           
  Lines             ?      493           
  Branches          ?        0           
=========================================
  Hits              ?      398           
  Misses            ?       95           
  Partials          ?        0

Impacted Files	Coverage Δ
src/ECharts.jl	5.88% <0%> (ø)
src/chartopts/utilities.jl	100% <100%> (ø)
src/plots/xy_plot.jl	81.57% <100%> (ø)
src/plots/box.jl	87.09% <100%> (ø)

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[randyzwitch]

Closes #10