trigger recording buttons - gathers joint positions
updated script to match rethink sdk development branch (as of https://github.com/RethinkRobotics/sdk-examples/commit/94721b019dcee69814fb7d40791d26ac23b4fb0f )
fixed for latest version of baxter sdk https://github.com/RethinkRobotics/sdk-examples/commit/94721b019dcee69814fb7d40791d26ac23b4fb0f
input label
get pose
Merge commit '4ac9a7dbaf0dc73e5330858fe0a5d07ec80f8445' into record-positions
write poses to disk