Squashed '7_1_Servomotor/' changes from 97c2a3e..6e7c822

6e7c822 Update readme.md
ce5e2cd Update readme.md

git-subtree-dir: 7_1_Servomotor
git-subtree-split: 6e7c82229dc5290c5a05acd9afecd2351f2fc151
updated subtree 7_1_Servomotor 2013.06.23.19.36