Added *.bak files
Initial checkin of scan_api files
Work in progress checkin
MNT: some PVPositioner fixes for motion status
MNT: use _move_changed
MNT: refactor subscriptions (ref issue 21)
MNT: Subscriptions -> OphydObject (ew)
MNT: move things around
MNT: areadetectors are ophydobjects; areadetector property name fix
MNT: ad example fix
MNT: adsignal name fix
Started to add new classes of scans
Merge branch 'master' into scans
Scans and xf23id1 setup
Working version of scans as a class structure
Working version of scans classes
Bug fixes on properties
Removed print statement
Fixed for pull request
Fixed (reverted example script)