- Resume baresip to paused acticity instead of main activity.

app/src/main/kotlin/com/tutpro/baresip/AboutActivity.kt

@@ -12,23 +12,39 @@ import android.widget.TextView
 class AboutActivity : AppCompatActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
+
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_about)
+
+        BaresipService.activities.add(0, "about")
+
         val aboutText = findViewById<TextView>(R.id.aboutText)
         val text = String.format(getString(R.string.about_text), BuildConfig.VERSION_NAME)
         aboutText.text = HtmlCompat.fromHtml(text, HtmlCompat.FROM_HTML_MODE_LEGACY)
         aboutText.setMovementMethod(LinkMovementMethod.getInstance())
+
     }
 
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
+
         when (item.itemId) {
             android.R.id.home -> {
+                BaresipService.activities.remove("about")
                 val i = Intent()
                 setResult(Activity.RESULT_CANCELED, i)
                 finish()
             }
         }
+
         return true
     }
+
+    override fun onBackPressed() {
+
+        BaresipService.activities.remove("about")
+        super.onBackPressed()
+
+    }
+
 }