修改版本号

Introduce.xcodeproj/project.pbxproj

@@ -483,7 +483,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 17;
+				CURRENT_PROJECT_VERSION = 19;
 				DEVELOPMENT_TEAM = UH52C8A7SN;
 				ENABLE_BITCODE = NO;
 				EXCLUDED_ARCHS = "";
@@ -530,7 +530,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 17;
+				CURRENT_PROJECT_VERSION = 19;
 				DEVELOPMENT_TEAM = UH52C8A7SN;
 				ENABLE_BITCODE = NO;
 				EXCLUDED_ARCHS = "";