trying to fix img pos
* showcase: an overview of all widgets provided by OrbTk
* calculator: calculator example
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![calculator](https://gitlab.redox-os.org/redox-os/assets/-/raw/master/screenshots/Calculator.png)
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* canvas: use third party render library in canvas
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![canvas](https://gitlab.redox-os.org/redox-os/assets/-/raw/master/screenshots/orbtk_examples/canvas_example.jpg)
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* login: PasswordBox showcase with a login form
* minimal: minimal example
* multi_window: multi window example
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![multi_window](https://gitlab.redox-os.org/redox-os/assets/-/raw/master/screenshots/orbtk_examples/multi_window.jpg)
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* overlay: draw widgets on the top
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![overlay](https://gitlab.redox-os.org/redox-os/assets/-/raw/master/screenshots/orbtk_examples/overlay_example.jpg)
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* popup: show how to open and use a popup
* settings: use registry and settings service (load / save)
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![settings](https://gitlab.redox-os.org/redox-os/assets/-/raw/master/screenshots/orbtk_examples/settings_example.jpg)
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* stack: stack layout example
* widgets: widget overview
