Add new config file for circle ci 2.0

Author: onmyway133

.circleci/config.yml

@@ -0,0 +1,20 @@
+version: 2
+jobs:
+  build-and-test:
+    macos:
+      xcode: "9.3.0"
+    shell: /bin/bash --login -o pipefail
+    steps:
+      - checkout
+      - run: xcodebuild -project Cache.xcodeproj -scheme "Cache-macOS" -sdk macosx clean
+      - run: xcodebuild -project Cache.xcodeproj -scheme "Cache-macOS" -sdk macosx -enableCodeCoverage YES test
+      - run: xcodebuild -project Cache.xcodeproj -scheme "Cache-iOS" -sdk iphonesimulator clean
+      - run: xcodebuild -project Cache.xcodeproj -scheme "Cache-iOS" -sdk iphonesimulator -destination 'platform=iOS Simulator,OS=11.3,name=iPhone X' -enableCodeCoverage YES test
+      - run: xcodebuild -project Cache.xcodeproj -scheme "Cache-tvOS" -destination 'platform=tvOS Simulator,name=Apple TV 1080p,OS=10.2' clean
+      - run: xcodebuild -project Cache.xcodeproj -scheme "Cache-tvOS" -destination 'platform=tvOS Simulator,name=Apple TV 1080p,OS=10.2' -enableCodeCoverage YES test
+
+workflows:
+  version: 2
+  build-and-test:
+    jobs:
+      - build-and-test