Squashed 'SparkSwitchLibrary/' content from commit a1dca02

git-subtree-dir: SparkSwitchLibrary
git-subtree-split: a1dca02b82f93a26ebed59cea3cfcaf959d601af
Merge commit 'bb49c0efe33ad69ce7a2e2978e2e6c932ca12c20' as 'SparkSwitchLibrary'
rename to light switch