Cross Reference: /development/samples/HelloActivity

`Name`	`Date`	`Size`
Up to higher level directory
`Android.mk`	22-Oct-2020	`401`
`AndroidManifest.xml`	22-Oct-2020	`1.5K`
`res/`	22-Oct-2020
`src/`	22-Oct-2020
`tests/`	22-Oct-2020