Update Common Kit files

.github/workflows/unit-tests.yaml

@@ -0,0 +1,21 @@
+name: Java CI with Gradle
+
+on:
+  push:
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+      - name: clean and run tests
+        uses: eskatos/gradle-command-action@v1
+        with:
+          gradle-version: 6.6.1
+          arguments: clean assemble test

gradle.properties

@@ -0,0 +1,2 @@
+android.enableJetifier=true
+android.useAndroidX=true