Change in getConditionalAttributes().
Added a TODO to remove the developer-only code. Left the code inside for
now.
Fixed double clicking on canvas
Correctly show revision in about dialog.
Modified the sql part of getConditionalDistributions.
Merge branch 'master' of github.com:biolab/orange3 into mosaic
Allow hover events on a link when it is disabled.

It did not work before because the link 'enabled' state reused the
base QGraphicsItem's enabled property (which affects hover events).
Expand the line item's mouse hit area.
Removed the use of QVariant.toPointF (PyQt4 api v2).
Allow signed number literals in 'tuple_eval'.
Merge branch 'master' of https://github.com/biolab/orange3

Conflicts:
	Orange/canvas/scheme/readwrite.py
Merge branch 'master' of https://github.com/biolab/orange3

Conflicts:
	Orange/canvas/scheme/readwrite.py