pep8 cleanup

Simple spacing updates
1.0.0 Version Bump
rosinfo -> rosdebug and and import rospy in demo_windows
Merge pull request #7 from RethinkRobotics/release_tweaks

rosinfo -> rosdebug and and import rospy in demo_windows
Images, calibration switch, and gripper integration

Added record_info to puppet and recording examples
Use integrated gripper_cuff calibration check
switch calibration order (tare before calibrate)
switched factory and spring calibrations back
Merge pull request #8 from RethinkRobotics/release_tweaks

Images, calibration switch, and gripper integration
add "velocity" argument for trajectory playback
Merge pull request #9 from RethinkRobotics/release_tweaks

add "velocity" argument for trajectory playback
Adds README.rsd, CHANGELOG.rst, and the LICENSE
CHANGELOG date to May 1st, 2014.
Merge pull request #10 from RethinkRobotics/add_license_readme

Adds README.rsd, CHANGELOG.rst, and the LICENSE
added toggle for connecting/disconnecting signals during e-stop
removed unnecessary variable assignment
pep8 fixes
Updates README.rst fixing code and tickets links
initialized _listeners_connected
Merge pull request #11 from RethinkRobotics/e_stop_scroll

added toggle for connecting/disconnecting signals during e-stop
Fix e-stop bug in joint_trajectory playback

Do not exit example upon finish.
fix subscriber for estop check