Add version script #13

From https://fuller.li/posts/versioning-with-xcode-and-git/

Author: lionello

passx.xcodeproj/project.pbxproj

@@ -199,6 +199,7 @@
 				DDBC5552277C0C9D00544E4D /* Sources */,
 				DDBC5553277C0C9D00544E4D /* Frameworks */,
 				DDBC5554277C0C9D00544E4D /* Resources */,
+				DDBE45C02857C05A00F34B2D /* ShellScript */,
 			);
 			buildRules = (
 			);
@@ -322,6 +323,26 @@
 		};
 /* End PBXResourcesBuildPhase section */
 
+/* Begin PBXShellScriptBuildPhase section */
+		DDBE45C02857C05A00F34B2D /* ShellScript */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputFileListPaths = (
+			);
+			inputPaths = (
+			);
+			outputFileListPaths = (
+			);
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "GIT_RELEASE_VERSION=$(git describe --tags --always --dirty)\nCOMMITS=$(git rev-list HEAD | wc -l)\nCOMMITS=$(($COMMITS))\ndefaults write \"${BUILT_PRODUCTS_DIR}/${INFOPLIST_PATH%.*}\" \"CFBundleShortVersionString\" \"${GIT_RELEASE_VERSION#*v}\"\ndefaults write \"${BUILT_PRODUCTS_DIR}/${INFOPLIST_PATH%.*}\" \"CFBundleVersion\" \"${COMMITS}\"  \n";
+		};
+/* End PBXShellScriptBuildPhase section */
+
 /* Begin PBXSourcesBuildPhase section */
 		DDBC5552277C0C9D00544E4D /* Sources */ = {
 			isa = PBXSourcesBuildPhase;