4.6.6

• fix: destroyLayout error, closes: #3727;
• fix: drag combo with stack problem, closes: #3699;
• fix: updateLayout does not take effect if update layout with same type as graph instance configuration, closes: #3706;
• fix: legendStateStyles typo, closes: #3705;
• perf: zoom-canvas take the maximum and minimum values instead of return directly;
• perf: minimap cursor move;
• feat: fitView and fitCenter with animation;
• feat: addItems to add multiple items into graph in the same time;
• feat: enable edge selection in click-select;