Refs #54: Add watchOS and Watch Simulator support in the Xcode project.

Also updated the Xcode version in .travis.yml, although we can't actually test on a Watch Simulator at this time (there's no XCTest.framework in WatchSimulator.platform, at least on my system).

.travis.yml

@@ -1,5 +1,5 @@
 language: objective-c
-osx_image: xcode7.1
+osx_image: xcode7.3
 before_install:
     - sudo easy_install cpp-coveralls
 

ISO8601ForCocoa/ISO8601ForCocoa.xcodeproj/project.pbxproj

@@ -585,7 +585,8 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
-				TARGETED_DEVICE_FAMILY = "1,2";
+				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos watchsimulator watchos appletvsimulator appletvos";
+				TARGETED_DEVICE_FAMILY = "1,2,3,4";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -620,7 +621,8 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
-				TARGETED_DEVICE_FAMILY = "1,2";
+				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos watchsimulator watchos appletvsimulator appletvos";
+				TARGETED_DEVICE_FAMILY = "1,2,3,4";
 				VALIDATE_PRODUCT = YES;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -643,7 +645,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
-				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos appletvsimulator appletvos";
+				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos watchsimulator watchos appletvsimulator appletvos";
 			};
 			name = Debug;
 		};
@@ -663,7 +665,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
-				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos appletvsimulator appletvos";
+				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos watchsimulator watchos appletvsimulator appletvos";
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;
@@ -688,6 +690,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "org.boredzo.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = iphoneos;
+				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos appletvsimulator appletvos";
 			};
 			name = Debug;
@@ -712,6 +715,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "org.boredzo.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = iphoneos;
+				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos appletvsimulator appletvos";
 				VALIDATE_PRODUCT = YES;
 			};