Squashed '7_1_Servomotor/' changes from a35d314..4a8607a

4a8607a Update readme.md

git-subtree-dir: 7_1_Servomotor
git-subtree-split: 4a8607aa7119b5d285b38b8915ef0c7cd42f7bba
updated subtree 7_1_Servomotor 2013.06.23.03.29