Squashed '7_1_Servomotor/' changes from e0c5810..0e4e0ab

0e4e0ab Update readme.md

git-subtree-dir: 7_1_Servomotor
git-subtree-split: 0e4e0abbc87783ba6951a2f28c805b71612fcf75
updated subtree 7_1_Servomotor 2013.06.23.12.14