Something horrible changed in Xcode

And all of a sudden:

    /Users/numist/Code/Switch/Switch/NNPollingObject.m:72:9: warning:
multiple methods named 'postNotificationName:object:userInfo:' found
[-Wstrict-selector-match]
            [[NSNotificationCenter defaultCenter]
postNotificationName:[[self class] notificationName] object:self
userInfo:userInfo];

^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    In file included from
/Users/numist/Code/Switch/Switch/NNPollingObject.m:1:
    In file included from
/Users/numist/Code/Switch/Switch/Switch-Prefix.pch:6:
    In file included from
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Dev
eloper/SDKs/MacOSX10.8.sdk/System/Library/Frameworks/Cocoa.framework/Hea
ders/Cocoa.h:12:
    In file included from
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Dev
eloper/SDKs/MacOSX10.8.sdk/System/Library/Frameworks/Foundation.framewor
k/Headers/Foundation.h:43:

/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Dev
eloper/SDKs/MacOSX10.8.sdk/System/Library/Frameworks/Foundation.framewor
k/Headers/NSNotification.h:41:1: note: using
    - (void)postNotificationName:(NSString *)aName object:(id)anObject
userInfo:(NSDictionary *)aUserInfo;

^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    In file included from
/Users/numist/Code/Switch/Switch/NNPollingObject.m:1:
    In file included from
/Users/numist/Code/Switch/Switch/Switch-Prefix.pch:6:
    In file included from
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Dev
eloper/SDKs/MacOSX10.8.sdk/System/Library/Frameworks/Cocoa.framework/Hea
ders/Cocoa.h:12:
    In file included from
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Dev
eloper/SDKs/MacOSX10.8.sdk/System/Library/Frameworks/Foundation.framewor
k/Headers/Foundation.h:117:

/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Dev
eloper/SDKs/MacOSX10.8.sdk/System/Library/Frameworks/Foundation.framewor
k/Headers/NSDistributedNotificationCenter.h:57:1: note: also found
    - (void)postNotificationName:(NSString *)aName object:(NSString
*)anObject userInfo:(NSDictionary *)aUserInfo;

^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Transient changes to despatch.
Disable implicit animations for thumbnail frame property

No idea if this is the right way to do it, but it fixes the problem.
Fix a bug where ⌥+(⇥, ⎋, ⇥) did not invoke Switch a second time as expected.
Yank despatch.
Class object creation method instead of initializer.
Bikeshedding.
Consume and use NNKit