Index: ObjFW.xcodeproj/project.pbxproj
==================================================================
--- ObjFW.xcodeproj/project.pbxproj
+++ ObjFW.xcodeproj/project.pbxproj
@@ -202,11 +202,11 @@
 		4B3D23EB1337FCB000DD29B8 /* unicode.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B67998C1099E7C50041064A /* unicode.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4B3D23EE1337FFD000DD29B8 /* of_asprintf.m in Sources */ = {isa = PBXBuildFile; fileRef = 4BB50DD012F863C700C9393F /* of_asprintf.m */; };
 		4B3D5694139A617D0010A78F /* OFSerializationTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B3D5693139A617D0010A78F /* OFSerializationTests.m */; };
 		4B45355313DCFE1E0037AB4D /* OFCountedSet.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B45355113DCFE1E0037AB4D /* OFCountedSet.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4B45355413DCFE1E0037AB4D /* OFCountedSet.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B45355213DCFE1E0037AB4D /* OFCountedSet.m */; };
-		4B48B95414DC23B100546D39 /* OFXMLProcessingInstructions.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B48B95214DC23B100546D39 /* OFXMLProcessingInstructions.h */; };
+		4B48B95414DC23B100546D39 /* OFXMLProcessingInstructions.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B48B95214DC23B100546D39 /* OFXMLProcessingInstructions.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4B48B95514DC23B100546D39 /* OFXMLProcessingInstructions.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B48B95314DC23B100546D39 /* OFXMLProcessingInstructions.m */; };
 		4B49EA66143B39CE0005BBC6 /* OFXMLNodeTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B49EA65143B39CE0005BBC6 /* OFXMLNodeTests.m */; };
 		4B49EA6D143B3A090005BBC6 /* OFXMLCDATA.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B49EA67143B3A090005BBC6 /* OFXMLCDATA.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4B49EA6E143B3A090005BBC6 /* OFXMLCDATA.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B49EA68143B3A090005BBC6 /* OFXMLCDATA.m */; };
 		4B49EA6F143B3A090005BBC6 /* OFXMLCharacters.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B49EA69143B3A090005BBC6 /* OFXMLCharacters.h */; settings = {ATTRIBUTES = (Public, ); }; };
@@ -1183,10 +1183,11 @@
 				4B3D23E11337FCB000DD29B8 /* OFXMLElement.h in Headers */,
 				4BB25E8C139C388A00F574EA /* OFXMLElement+Serialization.h in Headers */,
 				4B3D23E21337FCB000DD29B8 /* OFXMLElementBuilder.h in Headers */,
 				4B11005C14329B9A003A45D8 /* OFXMLNode.h in Headers */,
 				4B3D23E31337FCB000DD29B8 /* OFXMLParser.h in Headers */,
+				4B48B95414DC23B100546D39 /* OFXMLProcessingInstructions.h in Headers */,
 				4B3D23E41337FCB000DD29B8 /* ObjFW.h in Headers */,
 				4B3D23E51337FCB000DD29B8 /* asprintf.h in Headers */,
 				4B3D23E61337FCB000DD29B8 /* atomic.h in Headers */,
 				4B3D23E71337FCB000DD29B8 /* base64.h in Headers */,
 				4B3D23E81337FCB000DD29B8 /* macros.h in Headers */,
@@ -1259,11 +1260,10 @@
 				4B83F0F4142FDEFD00E4A821 /* OFStreamObserver_kqueue.h in Headers */,
 				4B64D6EF1425381E007BDFB1 /* OFStreamObserver_poll.h in Headers */,
 				4B64D6F11425381E007BDFB1 /* OFStreamObserver_select.h in Headers */,
 				4B552554147AA5DB0003BF47 /* OFString_UTF8.h in Headers */,
 				4BD653C5143B8489006182F0 /* OFTCPSocket+SOCKS5.h in Headers */,
-				4B48B95414DC23B100546D39 /* OFXMLProcessingInstructions.h in Headers */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
 /* End PBXHeadersBuildPhase section */
 
@@ -1477,10 +1477,11 @@
 				4B3D23AF1337FC0D00DD29B8 /* OFXMLElement.m in Sources */,
 				4BB25E8D139C388A00F574EA /* OFXMLElement+Serialization.m in Sources */,
 				4B3D23B01337FC0D00DD29B8 /* OFXMLElementBuilder.m in Sources */,
 				4B11005D14329B9A003A45D8 /* OFXMLNode.m in Sources */,
 				4B3D23B11337FC0D00DD29B8 /* OFXMLParser.m in Sources */,
+				4B48B95514DC23B100546D39 /* OFXMLProcessingInstructions.m in Sources */,
 				4B3D23B31337FC0D00DD29B8 /* base64.m in Sources */,
 				4B3D23B41337FC0D00DD29B8 /* iso_8859_15.m in Sources */,
 				4B3D23B51337FC0D00DD29B8 /* foundation-compat.m in Sources */,
 				4B3D23EE1337FFD000DD29B8 /* of_asprintf.m in Sources */,
 				4BA355BA14879BDD00442EF4 /* of_strptime.m in Sources */,
@@ -1535,11 +1536,10 @@
 				4B55A104133ABEA900B58A93 /* OFThreadStillRunningException.m in Sources */,
 				4B17FFAA133A34E7003E6DCD /* OFTruncatedDataException.m in Sources */,
 				4B17FFB6133A375B003E6DCD /* OFUnboundNamespaceException.m in Sources */,
 				4B17FFB2133A3664003E6DCD /* OFUnsupportedProtocolException.m in Sources */,
 				4B55A117133AC24600B58A93 /* OFWriteFailedException.m in Sources */,
-				4B48B95514DC23B100546D39 /* OFXMLProcessingInstructions.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
 		4BF33AEC133807310059CEF7 /* Sources */ = {
 			isa = PBXSourcesBuildPhase;
@@ -1549,10 +1549,11 @@
 				4BF33AFD133807A20059CEF7 /* OFBlockTests.m in Sources */,
 				4BF33AFE133807A20059CEF7 /* OFDataArrayTests.m in Sources */,
 				4BF33AFF133807A20059CEF7 /* OFDateTests.m in Sources */,
 				4BF33B00133807A20059CEF7 /* OFDictionaryTests.m in Sources */,
 				4BF33B02133807A20059CEF7 /* OFHTTPRequestTests.m in Sources */,
+				4BAA60C814D09699006F068D /* OFJSONTests.m in Sources */,
 				4BF33B03133807A20059CEF7 /* OFListTests.m in Sources */,
 				4BF33B04133807A20059CEF7 /* OFMD5HashTests.m in Sources */,
 				4BF33B05133807A20059CEF7 /* OFNumberTests.m in Sources */,
 				4BF33B06133807A20059CEF7 /* OFObjectTests.m in Sources */,
 				4BF33B07133807A20059CEF7 /* OFPluginTests.m in Sources */,
@@ -1567,11 +1568,10 @@
 				4BF33B0E133807A20059CEF7 /* OFXMLElementBuilderTests.m in Sources */,
 				4B49EA66143B39CE0005BBC6 /* OFXMLNodeTests.m in Sources */,
 				4BF33B10133807A20059CEF7 /* OFXMLParserTests.m in Sources */,
 				4BF33B11133807A20059CEF7 /* PropertiesTests.m in Sources */,
 				4BF33B12133807A20059CEF7 /* TestsAppDelegate.m in Sources */,
-				4BAA60C814D09699006F068D /* OFJSONTests.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
 /* End PBXSourcesBuildPhase section */