code: void writeDependencies(Writer writer, String deco, String... dependencies) throws IOException {
  		boolean first = true;
  		for (String dependency : dependencies) {
  			if (!first) {
  				writer.append(COMMA).append(SPACEOPTIONAL);
  			}
  			writer.append(deco).append(dependency).append(deco);
  			first = false;
  		}
  	}
docs: dep1, dep2 or if deco = "'" 'dep1', 'dep2'
  
  @param writer
  @param deco
  @param dependencies
  @throws IOException