Scoot refactor, Drive & joint movment blocking, overshoot turn fix

[Carter90]

• refactored a bunch of names to be consistent with PEP8
• Update missed python2.7 -> python3 changes
• added some function locks for diving & joint movement, callbacks & getters
• driving and Turning should now be blocking calls until completion
• turn overshot issue should be gone
• lowered drive speed to reduce slipping
• added translate(strafing) capability to API, move request messaging and to driver

Known bug with translating goal distance opened #190

scoot.translate(-3,-3)
scoot.turn(math.pi/2)
scoot.translate(-3,-3)

Solves #184 #183 #184