added new component in eln

src/main/java/ui/ActionPerformer.java

src/main/java/ui/TGComponentManager.java

src/main/java/ui/TGConnectingPointWidthHeight.java

src/main/java/ui/TGUIAction.java

src/main/java/ui/eln/ELNConnector.java

src/main/java/ui/eln/ELNDiagramToolBar.java

src/main/java/ui/eln/sca_eln/ELNComponentNodeRef.java

src/main/java/ui/util/IconManager.java

src/main/java/ui/window/JDialogELNComponentNodeRef.java

src/main/resources/ui/util/elnground.gif