CoreProxy.proxy.registerBlock(markerBlock.setBlockName("markerBlock"));
pathMarkerBlock = new BlockPathMarker();
CoreProxy.proxy.registerBlock(pathMarkerBlock.setBlockName("pathMarkerBlock"));
constructionMarkerBlock = new BlockConstructionMarker();
CoreProxy.proxy.registerBlock(constructionMarkerBlock.setBlockName("constructionMarkerBlock"),
ItemConstructionMarker.class);
fillerBlock = new BlockFiller();
CoreProxy.proxy.registerBlock(fillerBlock.setBlockName("fillerBlock"));