FACES-1894 Add general utilities for Liferay Faces Alloy Components (Escaped all JavaScript string output which can be modified by developers. Added escapeClientId() utility method to RendererUtil which calls escapeJavaScript(). Removed unnecessary encodeNonEscapedString() method from Alloy renderers. Added 2 encodeClientId() methods, which escape the client id, to Alloy renderers.)