fix compilation warnings from the future

Sources/VLCGoogleDriveController.m

@@ -191,7 +191,7 @@
         return;
     }
 
-    APLog(@"found filtered metadata for %lu files", _currentFileList.count);
+    APLog(@"found filtered metadata for %lu files", (unsigned long)_currentFileList.count);
     if ([self.delegate respondsToSelector:@selector(mediaListUpdated)])
         [self.delegate mediaListUpdated];
 }

Sources/VLCHTTPFileDownloader.m

@@ -83,7 +83,7 @@
     if (_statusCode == 200) {
         _expectedDownloadSize = [response expectedContentLength];
         [self.delegate downloadStarted];
-        APLog(@"expected download size: %lu", _expectedDownloadSize);
+        APLog(@"expected download size: %lu", (unsigned long)_expectedDownloadSize);
     } else {
         APLog(@"unhandled status code %lu", (unsigned long)_statusCode);
         if ([self.delegate respondsToSelector:@selector(downloadFailedWithErrorDescription:)])

VLC for iOS.xcodeproj/project.pbxproj

@@ -287,7 +287,7 @@
 		7D897888185E130E009BAB5D /* Quincy.bundle in Resources */ = {isa = PBXBuildFile; fileRef = 7D897887185E130E009BAB5D /* Quincy.bundle */; };
 		7D89788A185E1344009BAB5D /* libCrashReporter.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 7D897889185E1344009BAB5D /* libCrashReporter.a */; };
 		7D89788C185E1353009BAB5D /* libQuincyLib.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 7D89788B185E1353009BAB5D /* libQuincyLib.a */; };
-		7D89788F185E137B009BAB5D /* BWQuincyManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 7D89788E185E137B009BAB5D /* BWQuincyManager.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
+		7D89788F185E137B009BAB5D /* BWQuincyManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 7D89788E185E137B009BAB5D /* BWQuincyManager.m */; };
 		7D897895185E14A7009BAB5D /* libGTLTouchStaticLib.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 7D897894185E14A7009BAB5D /* libGTLTouchStaticLib.a */; };
 		7D9289751877459B009108FD /* VLCFirstStepsThirdPageViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 7D9289731877459B009108FD /* VLCFirstStepsThirdPageViewController.m */; };
 		7D9289761877459B009108FD /* VLCFirstStepsThirdPageViewController~iphone.xib in Resources */ = {isa = PBXBuildFile; fileRef = 7D9289741877459B009108FD /* VLCFirstStepsThirdPageViewController~iphone.xib */; };