Added Lab2_Activity

Lab2_Activity/.gitignore

Lab2_Activity/ActivityLifecycleWalkthrough.pdf

Lab2_Activity/Lab-Activity.pdf

Lab2_Activity/app/build.gradle

...se/labs/activitylab/tests/Test1_StartActivityOneTest.java

.../activitylab/tests/Test2_DoubleRotateActivityOneTest.java

...se/labs/activitylab/tests/Test3_StartActivityTwoTest.java

.../activitylab/tests/Test4_DoubleRotateActivityTwoTest.java

...se/labs/activitylab/tests/Test5_CloseActivityTwoTest.java

...e/labs/activitylab/tests/Test6_ReopenActivityTwoTest.java

Lab2_Activity/app/src/androidTest/res/.gitkeep

Lab2_Activity/app/src/main/AndroidManifest.xml

...pp/src/main/java/course/labs/activitylab/ActivityOne.java

...pp/src/main/java/course/labs/activitylab/ActivityTwo.java

Lab2_Activity/app/src/main/res/layout/activity_one.xml

Lab2_Activity/app/src/main/res/layout/activity_two.xml

Lab2_Activity/app/src/main/res/mipmap-hdpi/ic_launcher.png

Lab2_Activity/app/src/main/res/mipmap-ldpi/ic_launcher.png

Lab2_Activity/app/src/main/res/mipmap-mdpi/ic_launcher.png

Lab2_Activity/app/src/main/res/mipmap-xhdpi/ic_launcher.png