Updated to iOS 11.1 simulators

Author: mwfire

.travis.yml

@@ -4,7 +4,7 @@ env:
   global:
   - WORKSPACE=Example/PopupDialog.xcworkspace
   - IOS_FRAMEWORK_SCHEME="PopupDialog-Example"
-  - IOS_SDK=iphonesimulator11.0
+  - IOS_SDK=iphonesimulator11.1
   - EXAMPLE_SCHEME="PopupDialog-Example"
   matrix:
     - DESTINATION="OS=11.1,name=iPhone 7 Plus" SIMNAME="com.apple.CoreSimulator.SimDeviceType.iPhone-7-Plus, 11.1" SCHEME="$IOS_FRAMEWORK_SCHEME"  SDK="$IOS_SDK"  RUN_TESTS="YES" BUILD_EXAMPLE="YES" POD_LINT="YES"