default to full width / height
default to full width / height

In reference to issue
https://github.com/bokuweb/react-sortable-pane/issues/25

bokuweb/react-resizable-box,pionl/react-resizable-box,pionl/react-resizable-box,bokuweb/react-resizable-box,pionl/react-resizable-box,bokuweb/react-resizable-box