Change index numbering for slots
Merge branch 'master' of git.openmole.org:openmole

Conflicts:
	gui/core/org.openmole.ide.core.implementation/src/main/scala/org/openmole/ide/core/implementation/workflow/CapsuleUI.scala
	gui/core/org.openmole.ide.core.implementation/src/main/scala/org/openmole/ide/core/implementation/workflow/InputSlotWidget.scala
fix bug on transition position
Display env and sampling.
Merge branch 'master' of git.openmole.org:openmole