MarkerUtil.removeMarkers(getProject());
	protected void removeFromBuildSpec(String builderID) throws CoreException {		IProjectDescription description = getProject().getDescription();		ICommand[] commands = description.getBuildSpec();		for (int i = 0; i < commands.length; ++i) {			if (commands[i].getBuilderName().equals(builderID)) {				ICommand[] newCommands = new ICommand[commands.length - 1];				System.arraycopy(commands, 0, newCommands, 0, i);				System.arraycopy(commands, i + 1, newCommands, i, commands.length - i - 1);				description.setBuildSpec(newCommands);				getProject().setDescription(description, null);				return;			}		}	}