- Dimension offsets work well now.
- Add pen stamp button, to stamp pen attributes on selected items.
- Fix std::vector references to use a typedef (VPVector for
std::vector<void *>, etc.) in order to make the code easier to read &
understand; vector iterators too.
- Add ability to select all objects.
- Adding to selection while holding down CTRL with selection rectangle
works, deselect objects with single clicks as well.