Revert "ToolbarWidget v1.2.1 - minHeight property"

This reverts commit aa73f343d5456c9faa464f13243a037b4cfb6f96.

Conflicts:
	package.json
Add autoShrink and aspectRatio properties (#4)
Add tests for aspectRatio and autoShrink
Account for wrapper in customization mode
v1.3.0 autoShrink & aspectRatio + docs in README