Squashed '7_1_Servomotor/' changes from 8019744..95a81b3

95a81b3 Update readme.md

git-subtree-dir: 7_1_Servomotor
git-subtree-split: 95a81b38992ce1f406879f9496018c474a258f82
updated subtree 7_1_Servomotor 2013.06.23.12.31