D-10-2

v-3.0
---
1. add => menu option

    ==> done
D-10-2

v-3.1
---
1. start activity

    ==> done
D-10-2

v-3.2.0
---
1. "CanvasView"

    ==> done
D-10-2

v-3.2.1
---
1. try => pinball example

    ==> done