[Issue #106] Adding macosx to SUPPORTED_PLATFORMS for framework target

Alamofire.xcodeproj/project.pbxproj

@@ -347,6 +347,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
+				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos macosx";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 			};
 			name = Debug;
@@ -364,6 +365,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
+				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos macosx";
 			};
 			name = Release;
 		};