0.9.0

Added

• tightMode option that allows PhotoView to be used inside a dialog. #167 #211
• PhotoViewGestureDetectorScope widget that allows PhotoView to be used on scrollable contexts (PageView, list view etc) #211
• Dialogs and onetap example on the exmaple app #211

Changed

• Made childSize to be optional. Now it expands if no value is provided #210 #199