Allow use of tvOS framework in extensions.

Author: lorentey

Deque.xcodeproj/project.pbxproj

@@ -799,6 +799,7 @@
 		BBF294A71C6BB4FB00367934 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				APPLICATION_EXTENSION_API_ONLY = YES;
 				"CODE_SIGN_IDENTITY[sdk=appletvos*]" = "";
 				DEFINES_MODULE = YES;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -817,6 +818,7 @@
 		BBF294A81C6BB4FB00367934 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				APPLICATION_EXTENSION_API_ONLY = YES;
 				"CODE_SIGN_IDENTITY[sdk=appletvos*]" = "";
 				DEFINES_MODULE = YES;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";