Prepare for new release

Documentation/ReleaseNotes.gsdoc

@@ -27,6 +27,56 @@ notice and this notice are preserved.
 	migrate to using a newer version of the library.
       </p>
 
+      <section>
+	<heading>Version 1.30.0</heading>
+        <p>
+        </p>
+
+	autogsdoc (and many source/header files) updated for ObjC-2 support<br>
+	gdnc gspath spelling error fixes<br>
+	GSFileHandle remove handle from run loop when -dealloc is called<br>
+	GSHTTPURLHandle close socket if we end loading with I/O in progress.<br>
+	GSMimeDocimnet optimisations<br>
+	GSPrivateSymbolPath() portability improvements<br>
+	GSVersionMacros add GS_UNIMPLEMENTED to mark unimplemented methods<br>
+	HTMLLinker man page groff warning fixed<br>
+	Make GSTcpTune options available to streams as well as file handles and improve debug logging for stream operations.<br>
+	NSBundle improvements in librarym bundle lookup<br>
+	NSCache thread safety fix<br>
+	NSData caching data of file URLs and OSX consistency tweak to permissions when writing file atomically<br>
+	NSDate implements +now constructor.<br>
+	NSDecimalNumber fix possible coimparison bug for zero values<br>
+	NSError -description and -localizedDescription formats match OSX<br>
+	NSException portability improvments<br>
+	NSFileManager makeed safety fix and make enumerating a file URL return URLs rather than paths.<br>
+	NSIndexSet implements enumerateRangesInRange convenience methods.<br>
+	NSISO8601DateFormatter.m: bugfix for date/time string generation<br>
+	NSJSONSerialization fix memory leak, fix issue with unicode surrogate pairs.<br>
+	NSKeyValueObserving Add methods to remove observers<br>
+	NSLocale Fix -countryCode incorrectly returning language code, fix for hyphen and underscore in locale identifier<br>
+	NSMessagePort remove restriction on Distributed Objects message length<br>
+	NSNotificationCenter fix for memory leak, minor bugfixes (use before initialise)<br>
+	NSNull fix for -valueForUndefinedKey: to return singleton<br>
+	NSNumberFormatter make minimum/maximum properties NSNumbers<br>
+	NSObject optimise allocation with new runtime library<br>
+	NSOperation fix occasional scheduling bug<br>
+	NSOrderedSet Fix keyed encoding to match Apple platforms.<br>
+	NSPathUtilities fix intialisation order deadlock.<br>
+	NSPredicate fix for array access keywords<br>
+	NSProcessInfo android support<br>
+	NSString correct class used when loading empty string from file/URL, implements regular expression search methods.<br>
+	NSTask return an error if the path to launch in is bad, use _exit to terminate forked process if needed, use closefrom() to close descriptors in child process if possible<br>
+	NSTimer wrap call to block in exception handler (bug #289)<br>
+	NSTimeZone improvements<br>
+	NSURL Fix NSURL path on Windows for UNC paths.<br>
+	NSURLRequest: Support deleting using setValue:forHTTPHeaderField: with nil value.<br>
+	NSURLSession many bugfixes and improvements<br>
+	NSUserDefaults fix potential deadlock<br>
+	NSXMLElement bugfix to remove previous attributes when setting attributes.<br>
+	NSXMLNode returns NSError on failure to evaluate xpath expression.
+
+      </section>
+
       <section>
 	<heading>Version 1.29.0</heading>
         <p>