Added/improved javadoc

AMAKFX/src/fr/irit/smac/amak/ui/drawables/DrawablePoint.java

AMOEBAonAMAK/src/agents/AmoebaAgent.java

AMOEBAonAMAK/src/agents/head/Head.java

AMOEBAonAMAK/src/agents/percept/Percept.java

AMOEBAonAMAK/src/gui/AmoebaWindow.java

AMOEBAonAMAK/src/gui/ContextMenuVUI.java

AMOEBAonAMAK/src/gui/ContextRendererFX.java

AMOEBAonAMAK/src/gui/saveExplorer/DrawFromXml.java

AMOEBAonAMAK/src/gui/saveExplorer/SaveExplorer.java

AMOEBAonAMAK/src/gui/utils/ContextColor.java

AMOEBAonAMAK/src/kernel/AMOEBA.java

AMOEBAonAMAK/src/kernel/SaveHelper.java

AMOEBAonAMAK/src/kernel/StudiedSystem.java