Release v4.1.0

[zbynekstara]

CHANGELOG

@joint/core

• dia.Paper - add methods to find cell/element/link views in paper (ca06b4e)
• dia.ElementView - add getTargetParentView() method (0d29e70)
• dia.ElementView - fix to prevent exception when position or size is not defined (3bead1c)
• dia.LinkView - update tools when labels change (f5df2d1)
• dia.LinkView - fix to invalidate the root node cache when labels change (6d12e65)
• dia.CellView - expose special presentation attributes API (58df31d)
• dia.CellView - add isIntersecting() method (ca06b4e)
• dia.Graph - accept toJSON() options (bf753a1)
• dia.Graph - add transferCellEmbeds() and transferCellConnectedLinks() methods (b62479c)
• dia.Graph - add methods to find cells/elements/links in graph (ca06b4e)
• dia.Graph - fix to remove graph reference from cells after resetCells() (cb162d1)
• dia.Element - add getPortGroupNames() method (b1b7a45)
• dia.Cell - add ignoreDefaults and ignoreEmptyAttributes options to toJSON() (bf753a1)
• dia.Cell - add reparent option to embed() (b62479c)
• elementTools.Control - add pointer event to setPosition() and resetPosition() signature (dd0db32)
• linkTools - add Control link tool (f5df2d1)
• linkTools - add RotateLabel link tool (f5df2d1)
• linkTools - fix pending batch for TargetArrowhead and SourceArrowhead (e9c5141)
• linkTools.Vertices - add vertexAdding.interactiveLinkNode option (97b25eb)
• linkTools.Button - allow distance to be defined via callback (5168a3a)
• routers.RightAngle - fix various routing issues (5de4a15)
• dia.HighlighterView - add static getAll() method (7746050)
• dia.ToolsView - fix to prevent tool update() from being called before previous render() due to visibility (f5df2d1)
• dia.ToolView - add visibility option callback (3706574)
• mvc.View - fix to allow setting style via options (db07082)
• util - add objectDifference() method (bf753a1)
• util - expose calc() expression API (f842946)
• util - expose cloneCells() method (27d92fd)
• Geometry - add strict option to containsPoint() of Rect (ca06b4e)

@joint/layout-directed-graph

• layout.DirectedGraph - add graph option to fromGraphLib() (66ab6b7)