Squashed '7_1_Servomotor/' changes from be84c07..1ed3a9b

1ed3a9b Update readme.md

git-subtree-dir: 7_1_Servomotor
git-subtree-split: 1ed3a9b7dcfa7f06d86b01713db3dddebe75533b
updated subtree 7_1_Servomotor 2013.06.23.15.30