public static boolean localProjectExists(URL url) {
		ProjectLocator loc = getProjectStorageLocator(url);
		return loc != null && loc.exists();
	}
Determine if the specified URL refers to a local project and
it exists.
@param url ghidra URL
@return true if specified URL refers to a local project and
it exists.
Ghidra/Framework/Project/src/main/java/ghidra/framework/protocol/ghidra/GhidraURL.java