PullRequest for Issue1067: add Pseudo Motors to the BioXAS Motor tools

- Added BioXASPseudoMotorControl and BioXASPseudoMotorControlEditor
- modified BioXASMainBeamline/BioXASSideBeamline and BioXASImagingBeamline to contain the pseudo motors
- modified the tool screen to display the motors

@davidChevrier @dretrex @helfrij 
Is there a reason why these can't just be ```AMControl *```?  Then you never need to worry about changing what function is actually returning.