Add: Bulb Switcher

[awesee]

No description provided.

[codecov]

Codecov Report

Merging #700 into master will increase coverage by <.01%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #700      +/-   ##
==========================================
+ Coverage   99.28%   99.28%   +<.01%     
==========================================
  Files         218      219       +1     
  Lines        2232     2234       +2     
==========================================
+ Hits         2216     2218       +2     
  Misses         16       16

Impacted Files	Coverage Δ
problems/bulb-switcher/bulb_switcher.go	100% <100%> (ø)

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