Squashed '7_1_Servomotor/' changes from 9a94fa6..be84c07

be84c07 Update readme.md
ffc7947 Update readme.md
7997b99 Update readme.md

git-subtree-dir: 7_1_Servomotor
git-subtree-split: be84c07fe8a2b5eee742421c23ef0da006572921
updated subtree 7_1_Servomotor 2013.06.23.15.23