Squashed '7_1_Servomotor/' changes from 95a81b3..9a94fa6

9a94fa6 Update readme.md

git-subtree-dir: 7_1_Servomotor
git-subtree-split: 9a94fa6ba50b55158a8e3859ccc808dfb4bab913
updated subtree 7_1_Servomotor 2013.06.23.14.02