This keeps things simpler by not dealing with redundant implementations
for single change and multiple changes.
This also let regions handle related changes in a more efficient way
(for example recalculates region components only when needed).
Added some missing license blocks
Added "and contributors" to all copyright notices.
Added $Id$ to files that were still missing it.
Changed "All rights reserved" to GPLv3 on Injector.java.
- Supports shift
- Supports expand/contract on the y axis
- getArea is slightly inaccurate, but more accuracy would mean more CPU usage.
- Displays as a cuboid in legacy mode.
It can be used with //sel extend.
Also made //sel carry over some information about the selection into the new selection mode.
Also cleaned up the source of the RegionSelectors and the //sel command a bit.
- Fixed a few warnings
- Unified the formatting of the command prologue
- Put down why it was deprecated in the javadoc of a deprecated method.
- Gave //none a better usage line
- Switchcaseified some elseifs
