hide 'Take snapshot' in Confirm dialog, and make sure take_snapshots
is always False.
bug fix with helical and centred position ; just had to move some code
one indentation level to the left
hide header in tree widget
fixed get_grid: really returns the latest coordinates
new Sample horizontal/vertical pseudo motor for MD2
Merge branch 'master' of github.com:mxcube/mxcube

Conflicts:
	HardwareObjects/queue_entry.py