Updated the Xcode compatibility version from 3.2 to 8.0

fmdb.xcodeproj/project.pbxproj

@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 46;
+	objectVersion = 48;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -619,7 +619,7 @@
 				};
 			};
 			buildConfigurationList = 1DEB927808733DD40010E9CD /* Build configuration list for PBXProject "fmdb" */;
-			compatibilityVersion = "Xcode 3.2";
+			compatibilityVersion = "Xcode 8.0";
 			developmentRegion = English;
 			hasScannedForEncodings = 1;
 			knownRegions = (