Bug 55571 .metadata folder created under install dir
In I20040322 the .metadata folder is being created in the install dir.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEApplication.java
private static final String METADATA_FOLDER = ".metadata"; 
	private static final String VERSION_FILENAME = "version.ini"; 
	private static final String WORKSPACE_VERSION_KEY = "org.eclipse.core.runtime"; 
	private static final String WORKSPACE_VERSION_VALUE = "1"; 
	private static final int MIN_JVM_VERSION_MAJOR = 1;
	private static final int MIN_JVM_VERSION_MINOR = 4;
	private static final int MIN_JVM_VERSION_SERVICE = 1;
	/**
	 * Creates a new IDE application.
	 */
	public IDEApplication() {
		
	}
	/* (non-Javadoc)
	 * @see org.eclipse.core.boot.IPlatformRunnable#run(java.lang.Object)
	 */
	public Object run(Object args) throws Exception {
		
		Display display = PlatformUI.createDisplay();
		try {
			Shell shell = new Shell(display, SWT.ON_TOP);
			if (!checkJavaRuntimeVersion(shell)) {
				Platform.endSplash();