v1.4.0

• Added a "Component" element shape.
• Added a "Dotted" element border style.
• Components from any container can now be added to a component view.
• Added an externalContainersBoundariesVisible property to ComponentView, to set whether container boundaries should be visible for "external" components (those outside the container in scope).
• Improved the support for creating implied relationships.
• Added the ability to customize the symbols used when rendering metadata.
• Adds support for infrastructure nodes.
• Adds support for multiple themes.
• Adds support for curved relationship routing.