Squashed '7_1_Servomotor/' changes from 4a8607a..6bbfb3d

6bbfb3d Update readme.md

git-subtree-dir: 7_1_Servomotor
git-subtree-split: 6bbfb3d7775d82f4a65b60385c0b7d2eafa73ca6
updated subtree 7_1_Servomotor 2013.06.23.04.14