[TAC-75] some little portal refacto^Cng + javadoc 1
[TAC-75] some little portal refacto^Cng + javadoc 1

echinopsii/net.echinopsii.ariane.community.core.portal,echinopsii/net.echinopsii.ariane.community.core.portal,echinopsii/net.echinopsii.ariane.community.core.portal,echinopsii/net.echinopsii.ariane.community.core.portal,echinopsii/net.echinopsii.ariane.community.core.portal