Update Travis Xcodes

Author: mxcl

.travis.yml

@@ -10,14 +10,22 @@ matrix:
     - {osx_image: xcode9.2,   env: 'PLAT=iOS     SWFT=3.2 DST="OS=11.2,name=iPhone SE"'}
     - {osx_image: xcode9.2,   env: 'PLAT=tvOS    SWFT=3.2 DST="OS=11.2,name=Apple TV"'}
 
+    - {osx_image: xcode9.3,   env: 'PLAT=macOS   SWFT=3.3 DST="arch=x86_64"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=iOS     SWFT=3.3 DST="OS=11.3,name=iPhone SE"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=tvOS    SWFT=3.3 DST="OS=11.3,name=Apple TV"'}
+
     - {osx_image: xcode9.2,   env: 'PLAT=macOS   SWFT=4.0 DST="arch=x86_64"'}
-    - {osx_image: xcode9.2,   env: 'PLAT=iOS     SWFT=4.0 DST="OS=8.4,name=iPhone 4s"'}
-    - {osx_image: xcode9.2,   env: 'PLAT=iOS     SWFT=4.0 DST="OS=9.3,name=iPhone SE"'}
-    - {osx_image: xcode9.2,   env: 'PLAT=iOS     SWFT=4.0 DST="OS=10.3.1,name=iPhone SE"'}
     - {osx_image: xcode9.2,   env: 'PLAT=iOS     SWFT=4.0 DST="OS=11.2,name=iPhone SE"'}
-    - {osx_image: xcode9.2,   env: 'PLAT=tvOS    SWFT=4.0 DST="OS=9.2,name=Apple TV 1080p"'}
-    - {osx_image: xcode9.2,   env: 'PLAT=tvOS    SWFT=4.0 DST="OS=10.2,name=Apple TV 1080p"'}
     - {osx_image: xcode9.2,   env: 'PLAT=tvOS    SWFT=4.0 DST="OS=11.2,name=Apple TV"'}
+
+    - {osx_image: xcode9.3,   env: 'PLAT=macOS   SWFT=4.1 DST="arch=x86_64"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=iOS     SWFT=4.1 DST="OS=8.4,name=iPhone 4s"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=iOS     SWFT=4.1 DST="OS=9.3,name=iPhone SE"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=iOS     SWFT=4.1 DST="OS=10.3.1,name=iPhone SE"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=iOS     SWFT=4.1 DST="OS=11.2,name=iPhone SE"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=tvOS    SWFT=4.1 DST="OS=9.2,name=Apple TV 1080p"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=tvOS    SWFT=4.1 DST="OS=10.2,name=Apple TV 1080p"'}
+    - {osx_image: xcode9.3,   env: 'PLAT=tvOS    SWFT=4.1 DST="OS=11.2,name=Apple TV"'}
 cache:
   directories:
   - Carthage