Escape handling more inline with other font editors.
uncomment that code again
Merge pull request #751 from monkeyiq/2013sep/metricswordlists2

2013sep/metricswordlists2
Remove alt from zoom hotkeys for Metrics view, fix zoom in (shift++ should be =), swap zoom in with antialias toggle
Skip saving (empty) undo data when the save limit is not positive
Merge pull request #752 from Oblomov/dont-save-empty-undos

Skip saving (empty) undo data when the save limit is not positive
Reverting change to MV zoom, the Zoom Out as Ctl+- doesn't work :(
Fixing CharView Zoom In hotkey definitions (odd Shft++ ones)
Update prefs to ensure Snap to Int is on by default
issues/698: Adjusting tangent CP when a point is moved.
Merge pull request #758 from monkeyiq/2013sep/issues/698v1

issues/698: Adjusting tangent CP when a point is moved.
issues/699: make it easy to grab BCP when converting points to curve points.
Merge pull request #760 from monkeyiq/2013sep/issues/699

issues/699: make it easy to grab BCP when converting points to curve points
issues/699: cleanup
Merge pull request #761 from monkeyiq/2013sep/issues/699clean

issues/699: cleanup
Allow moving multi BCP on multi splines.
Merge pull request #762 from monkeyiq/2013sep/issues/755

Allow moving multi BCP on multi splines.
Collab metrics window infinite loop....

and then? no and then!
Merge pull request #763 from monkeyiq/2013sep/issues/701

Collab metrics window infinite loop....
hash some of the hash table users if there is no hash table.