[x] added rounded corners control point for both component container and a button
- [ ] make a correction of component child items bounding box depending on rounded cornerns
[x] Add component body text
[x] Move component load button to bottom
- [ ] Implement opacity animation for component load button when mouse is moved in and out of the component body
[x] implement an optional "go back" button in the component
- [ ] make a correction of component child items bounding box depending on rounded cornerns- [ ] Implement opacity animation for component load button when mouse is moved in and out of the component body